Lookup for vulnerable packages by Package URL.

GET /api/packages/769?format=api
HTTP 200 OK
Allow: GET, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "url": "http://public2.vulnerablecode.io/api/packages/769?format=api",
    "purl": "pkg:apache/tomcat@10.0.4",
    "type": "apache",
    "namespace": "",
    "name": "tomcat",
    "version": "10.0.4",
    "qualifiers": {},
    "subpath": "",
    "is_vulnerable": true,
    "next_non_vulnerable_version": "10.0.7",
    "latest_non_vulnerable_version": "11.0.21",
    "affected_by_vulnerabilities": [
        {
            "url": "http://public2.vulnerablecode.io/api/vulnerabilities/4460?format=api",
            "vulnerability_id": "VCID-dtvw-92bk-wbcf",
            "summary": "A vulnerability in Apache Tomcat allows an attacker to remotely trigger a denial of service. An error introduced as part of a change to improve error handling during non-blocking I/O meant that the error flag associated with the Request object was not reset between requests. This meant that once a non-blocking I/O error occurred, all future requests handled by that request object would fail. Users were able to trigger non-blocking I/O errors, e.g. by dropping a connection, thereby creating the possibility of triggering a DoS. Applications that do not use non-blocking I/O are not exposed to this vulnerability. This issue affects Apache Tomcat 10.0.3 to 10.0.4; 9.0.44; 8.5.64.",
            "references": [
                {
                    "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-30639.json",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "7.5",
                            "scoring_system": "cvssv3",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                        }
                    ],
                    "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-30639.json"
                },
                {
                    "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2021-30639",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "0.00422",
                            "scoring_system": "epss",
                            "scoring_elements": "0.62065",
                            "published_at": "2026-04-13T12:55:00Z"
                        },
                        {
                            "value": "0.00422",
                            "scoring_system": "epss",
                            "scoring_elements": "0.62087",
                            "published_at": "2026-04-12T12:55:00Z"
                        },
                        {
                            "value": "0.00422",
                            "scoring_system": "epss",
                            "scoring_elements": "0.62097",
                            "published_at": "2026-04-11T12:55:00Z"
                        },
                        {
                            "value": "0.00422",
                            "scoring_system": "epss",
                            "scoring_elements": "0.62077",
                            "published_at": "2026-04-09T12:55:00Z"
                        },
                        {
                            "value": "0.00422",
                            "scoring_system": "epss",
                            "scoring_elements": "0.62059",
                            "published_at": "2026-04-08T12:55:00Z"
                        },
                        {
                            "value": "0.00422",
                            "scoring_system": "epss",
                            "scoring_elements": "0.6204",
                            "published_at": "2026-04-04T12:55:00Z"
                        },
                        {
                            "value": "0.00422",
                            "scoring_system": "epss",
                            "scoring_elements": "0.62009",
                            "published_at": "2026-04-07T12:55:00Z"
                        },
                        {
                            "value": "0.00422",
                            "scoring_system": "epss",
                            "scoring_elements": "0.61938",
                            "published_at": "2026-04-01T12:55:00Z"
                        }
                    ],
                    "url": "https://api.first.org/data/v1/epss?cve=CVE-2021-30639"
                },
                {
                    "reference_url": "https://github.com/apache/tomcat/commit/411caf29ac1c16e6ac291b6e5543b2371dbd25e2",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://github.com/apache/tomcat/commit/411caf29ac1c16e6ac291b6e5543b2371dbd25e2"
                },
                {
                    "reference_url": "https://github.com/apache/tomcat/commit/8ece47c4a9fb9349e8862c84358a4dd23c643a24",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://github.com/apache/tomcat/commit/8ece47c4a9fb9349e8862c84358a4dd23c643a24"
                },
                {
                    "reference_url": "https://github.com/apache/tomcat/commit/b59099e4ca501a039510334ebe1024971cd6f959",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://github.com/apache/tomcat/commit/b59099e4ca501a039510334ebe1024971cd6f959"
                },
                {
                    "reference_url": "https://kc.mcafee.com/corporate/index?page=content&id=SB10366",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "7.5",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                        },
                        {
                            "value": "HIGH",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://kc.mcafee.com/corporate/index?page=content&id=SB10366"
                },
                {
                    "reference_url": "https://lists.apache.org/thread.html/r79a7c019712b39aedf7cf4da9276d80610f04441b2a4f6506cb2daaf@%3Cdev.tomcat.apache.org%3E",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "7.5",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                        },
                        {
                            "value": "HIGH",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://lists.apache.org/thread.html/r79a7c019712b39aedf7cf4da9276d80610f04441b2a4f6506cb2daaf@%3Cdev.tomcat.apache.org%3E"
                },
                {
                    "reference_url": "https://lists.apache.org/thread.html/r79a7c019712b39aedf7cf4da9276d80610f04441b2a4f6506cb2daaf@%3Cusers.tomcat.apache.org%3E",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "7.5",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                        },
                        {
                            "value": "HIGH",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://lists.apache.org/thread.html/r79a7c019712b39aedf7cf4da9276d80610f04441b2a4f6506cb2daaf@%3Cusers.tomcat.apache.org%3E"
                },
                {
                    "reference_url": "https://lists.apache.org/thread.html/rd84fae1f474597bdf358f5bdc0a5c453c507bd527b83e8be6b5ea3f4%40%3Cannounce.tomcat.apache.org%3E",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "7.5",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                        },
                        {
                            "value": "HIGH",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://lists.apache.org/thread.html/rd84fae1f474597bdf358f5bdc0a5c453c507bd527b83e8be6b5ea3f4%40%3Cannounce.tomcat.apache.org%3E"
                },
                {
                    "reference_url": "https://security.gentoo.org/glsa/202208-34",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "7.5",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                        },
                        {
                            "value": "HIGH",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://security.gentoo.org/glsa/202208-34"
                },
                {
                    "reference_url": "https://security.netapp.com/advisory/ntap-20210827-0007",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "7.5",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                        },
                        {
                            "value": "HIGH",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://security.netapp.com/advisory/ntap-20210827-0007"
                },
                {
                    "reference_url": "https://security.netapp.com/advisory/ntap-20210827-0007/",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://security.netapp.com/advisory/ntap-20210827-0007/"
                },
                {
                    "reference_url": "https://www.oracle.com/security-alerts/cpujan2022.html",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "7.5",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                        },
                        {
                            "value": "HIGH",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://www.oracle.com/security-alerts/cpujan2022.html"
                },
                {
                    "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=1981540",
                    "reference_id": "1981540",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1981540"
                },
                {
                    "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30639",
                    "reference_id": "CVE-2021-30639",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "Important",
                            "scoring_system": "apache_tomcat",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30639"
                },
                {
                    "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2021-30639",
                    "reference_id": "CVE-2021-30639",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "7.5",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                        },
                        {
                            "value": "HIGH",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-30639"
                },
                {
                    "reference_url": "https://github.com/advisories/GHSA-44qp-qhfv-c7f6",
                    "reference_id": "GHSA-44qp-qhfv-c7f6",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "HIGH",
                            "scoring_system": "cvssv3.1_qr",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/advisories/GHSA-44qp-qhfv-c7f6"
                }
            ],
            "fixed_packages": [
                {
                    "url": "http://public2.vulnerablecode.io/api/packages/766?format=api",
                    "purl": "pkg:apache/tomcat@10.0.5",
                    "is_vulnerable": true,
                    "affected_by_vulnerabilities": [
                        {
                            "vulnerability": "VCID-kwab-3s4q-eka4"
                        }
                    ],
                    "resource_url": "http://public2.vulnerablecode.io/packages/pkg:apache/tomcat@10.0.5"
                }
            ],
            "aliases": [
                "CVE-2021-30639",
                "GHSA-44qp-qhfv-c7f6"
            ],
            "risk_score": 4.0,
            "exploitability": "0.5",
            "weighted_severity": "8.0",
            "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-dtvw-92bk-wbcf"
        }
    ],
    "fixing_vulnerabilities": [
        {
            "url": "http://public2.vulnerablecode.io/api/vulnerabilities/4461?format=api",
            "vulnerability_id": "VCID-dy6m-zt6r-9ubd",
            "summary": "Apache Tomcat 8.5.0 to 8.5.63, 9.0.0-M1 to 9.0.43 and 10.0.0-M1 to 10.0.2 did not properly validate incoming TLS packets. When Tomcat was configured to use NIO+OpenSSL or NIO2+OpenSSL for TLS, a specially crafted packet could be used to trigger an infinite loop resulting in a denial of service.",
            "references": [
                {
                    "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-41079.json",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "7.5",
                            "scoring_system": "cvssv3",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                        }
                    ],
                    "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-41079.json"
                },
                {
                    "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2021-41079",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "0.00103",
                            "scoring_system": "epss",
                            "scoring_elements": "0.28148",
                            "published_at": "2026-04-13T12:55:00Z"
                        },
                        {
                            "value": "0.00103",
                            "scoring_system": "epss",
                            "scoring_elements": "0.28206",
                            "published_at": "2026-04-12T12:55:00Z"
                        },
                        {
                            "value": "0.00103",
                            "scoring_system": "epss",
                            "scoring_elements": "0.28249",
                            "published_at": "2026-04-11T12:55:00Z"
                        },
                        {
                            "value": "0.00103",
                            "scoring_system": "epss",
                            "scoring_elements": "0.28242",
                            "published_at": "2026-04-09T12:55:00Z"
                        },
                        {
                            "value": "0.00103",
                            "scoring_system": "epss",
                            "scoring_elements": "0.28199",
                            "published_at": "2026-04-08T12:55:00Z"
                        },
                        {
                            "value": "0.00103",
                            "scoring_system": "epss",
                            "scoring_elements": "0.28133",
                            "published_at": "2026-04-07T12:55:00Z"
                        },
                        {
                            "value": "0.00103",
                            "scoring_system": "epss",
                            "scoring_elements": "0.28342",
                            "published_at": "2026-04-04T12:55:00Z"
                        },
                        {
                            "value": "0.00103",
                            "scoring_system": "epss",
                            "scoring_elements": "0.28298",
                            "published_at": "2026-04-02T12:55:00Z"
                        },
                        {
                            "value": "0.00103",
                            "scoring_system": "epss",
                            "scoring_elements": "0.28227",
                            "published_at": "2026-04-01T12:55:00Z"
                        }
                    ],
                    "url": "https://api.first.org/data/v1/epss?cve=CVE-2021-41079"
                },
                {
                    "reference_url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "5.9",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"
                        }
                    ],
                    "url": "https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml"
                },
                {
                    "reference_url": "https://github.com/apache/tomcat",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "7.5",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                        },
                        {
                            "value": "HIGH",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/apache/tomcat"
                },
                {
                    "reference_url": "https://github.com/apache/tomcat/commit/34115fb3c83f6cd97772232316a492a4cc5729e0",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "7.5",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                        },
                        {
                            "value": "HIGH",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://github.com/apache/tomcat/commit/34115fb3c83f6cd97772232316a492a4cc5729e0"
                },
                {
                    "reference_url": "https://github.com/apache/tomcat/commit/b90d4fc1ff44f30e4b3aba622ba6677e3f003822",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://github.com/apache/tomcat/commit/b90d4fc1ff44f30e4b3aba622ba6677e3f003822"
                },
                {
                    "reference_url": "https://github.com/apache/tomcat/commit/d4b340fa8feaf55831f9a59350578f7b6ca048b8",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [],
                    "url": "https://github.com/apache/tomcat/commit/d4b340fa8feaf55831f9a59350578f7b6ca048b8"
                },
                {
                    "reference_url": "https://lists.apache.org/thread.html/r6b6b674e3f168dd010e67dbe6848b866e2acf26371452fdae313b98a@%3Cusers.tomcat.apache.org%3E",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "7.5",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                        },
                        {
                            "value": "HIGH",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://lists.apache.org/thread.html/r6b6b674e3f168dd010e67dbe6848b866e2acf26371452fdae313b98a@%3Cusers.tomcat.apache.org%3E"
                },
                {
                    "reference_url": "https://lists.apache.org/thread.html/rb4de81ac647043541a32881099aa6eb5a23f1b7fd116f713f8ab9dbe@%3Cdev.tomcat.apache.org%3E",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "7.5",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                        },
                        {
                            "value": "HIGH",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://lists.apache.org/thread.html/rb4de81ac647043541a32881099aa6eb5a23f1b7fd116f713f8ab9dbe@%3Cdev.tomcat.apache.org%3E"
                },
                {
                    "reference_url": "https://lists.apache.org/thread.html/rccdef0349fdf4fb73a4e4403095446d7fe6264e0a58e2df5c6799434%40%3Cannounce.tomcat.apache.org%3E",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "7.5",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                        },
                        {
                            "value": "HIGH",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://lists.apache.org/thread.html/rccdef0349fdf4fb73a4e4403095446d7fe6264e0a58e2df5c6799434%40%3Cannounce.tomcat.apache.org%3E"
                },
                {
                    "reference_url": "https://lists.debian.org/debian-lts-announce/2021/09/msg00012.html",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "7.5",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                        },
                        {
                            "value": "HIGH",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
                    "url": "https://lists.debian.org/debian-lts-announce/2021/09/msg00012.html"
                },
                {
                    "reference_url": "https://security.netapp.com/advisory/ntap-20211008-0005",
                    "reference_id": "",
                    "reference_type": "",
                    "scores": [
                        {
                            "value": "7.5",
                            "scoring_system": "cvssv3.1",
                            "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                        },
                        {
                            "value": "HIGH",
                            "scoring_system": "generic_textual",
                            "scoring_elements": ""
                        }
                    ],
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}