Package Instance
Lookup for vulnerable packages by Package URL.
GET /api/packages/761?format=api
{ "url": "http://public2.vulnerablecode.io/api/packages/761?format=api", "purl": "pkg:maven/org.apache.tomcat/tomcat@10.1.0-M6", "type": "maven", "namespace": "org.apache.tomcat", "name": "tomcat", "version": "10.1.0-M6", "qualifiers": {}, "subpath": "", "is_vulnerable": true, "next_non_vulnerable_version": "10.1.54", "latest_non_vulnerable_version": "11.0.21", "affected_by_vulnerabilities": [ { "url": "http://public2.vulnerablecode.io/api/vulnerabilities/4457?format=api", "vulnerability_id": "VCID-wptr-hkjx-s7c3", "summary": "The fix for bug 63362 present in Apache Tomcat 10.1.0-M1 to 10.1.0-M5, 10.0.0-M1 to 10.0.11, 9.0.40 to 9.0.53 and 8.5.60 to 8.5.71 introduced a memory leak. The object introduced to collect metrics for HTTP upgrade connections was not released for WebSocket connections once the connection was closed. This created a memory leak that, over time, could lead to a denial of service via an OutOfMemoryError.", "references": [ { "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-42340.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-2021-42340.json" }, { "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2021-42340", "reference_id": "", "reference_type": "", "scores": [ { "value": "0.05703", "scoring_system": "epss", "scoring_elements": "0.90377", "published_at": "2026-04-01T12:55:00Z" }, { "value": "0.05703", "scoring_system": "epss", "scoring_elements": "0.90417", "published_at": "2026-04-09T12:55:00Z" }, { "value": "0.05703", "scoring_system": "epss", "scoring_elements": "0.9041", "published_at": "2026-04-08T12:55:00Z" }, { "value": "0.05703", "scoring_system": "epss", "scoring_elements": "0.90396", "published_at": "2026-04-07T12:55:00Z" }, { "value": "0.05703", "scoring_system": "epss", "scoring_elements": "0.90392", "published_at": "2026-04-04T12:55:00Z" }, { "value": "0.05703", "scoring_system": "epss", "scoring_elements": "0.90379", "published_at": "2026-04-02T12:55:00Z" }, { "value": "0.05703", "scoring_system": "epss", "scoring_elements": "0.90416", "published_at": "2026-04-13T12:55:00Z" }, { "value": "0.05703", "scoring_system": "epss", "scoring_elements": "0.90424", "published_at": "2026-04-12T12:55:00Z" } ], "url": "https://api.first.org/data/v1/epss?cve=CVE-2021-42340" }, { "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/31d62426645824bdfe076a0c0eafa904d90b4fb9", "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/31d62426645824bdfe076a0c0eafa904d90b4fb9" }, { "reference_url": "https://github.com/apache/tomcat/commit/80f1438ec45e77a07b96419808971838d259eb47", "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/80f1438ec45e77a07b96419808971838d259eb47" }, { "reference_url": "https://github.com/apache/tomcat/commit/d27535bdee95d252418201eb21e9d29476aa6b6a", "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/d27535bdee95d252418201eb21e9d29476aa6b6a" }, { "reference_url": "https://github.com/apache/tomcat/commit/d5a6660cba7f51589468937bf3bbad4db7810371", "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/d5a6660cba7f51589468937bf3bbad4db7810371" }, { "reference_url": "https://kc.mcafee.com/corporate/index?page=content&id=SB10379", "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=SB10379" }, { "reference_url": "https://lists.apache.org/thread.html/r8097a2d1550aa78e585fc77e602b9046e6d4099d8d132497c5387784@%3Ccommits.myfaces.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/r8097a2d1550aa78e585fc77e602b9046e6d4099d8d132497c5387784@%3Ccommits.myfaces.apache.org%3E" }, { "reference_url": "https://lists.apache.org/thread.html/r83a35be60f06aca2065f188ee542b9099695d57ced2e70e0885f905c%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/r83a35be60f06aca2065f188ee542b9099695d57ced2e70e0885f905c%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-20211104-0001", "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-20211104-0001" }, { "reference_url": "https://tomcat.apache.org/security-10.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://tomcat.apache.org/security-10.html" }, { "reference_url": "https://tomcat.apache.org/security-8.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://tomcat.apache.org/security-8.html" }, { "reference_url": "https://tomcat.apache.org/security-9.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://tomcat.apache.org/security-9.html" }, { "reference_url": "https://www.debian.org/security/2021/dsa-5009", "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.debian.org/security/2021/dsa-5009" }, { "reference_url": "https://www.oracle.com/security-alerts/cpuapr2022.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/cpuapr2022.html" }, { "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://www.oracle.com/security-alerts/cpujul2022.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/cpujul2022.html" }, { "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=2014356", "reference_id": "2014356", "reference_type": "", "scores": [], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2014356" }, { "reference_url": "https://security.archlinux.org/AVG-2469", "reference_id": "AVG-2469", "reference_type": "", "scores": [ { "value": "High", "scoring_system": "archlinux", "scoring_elements": "" } ], "url": "https://security.archlinux.org/AVG-2469" }, { "reference_url": "https://security.archlinux.org/AVG-2470", "reference_id": "AVG-2470", "reference_type": "", "scores": [ { "value": "High", "scoring_system": "archlinux", "scoring_elements": "" } ], "url": "https://security.archlinux.org/AVG-2470" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-42340", "reference_id": "CVE-2021-42340", "reference_type": "", "scores": [ { "value": "Important", "scoring_system": "apache_tomcat", "scoring_elements": "" } ], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-42340" }, { "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2021-42340", "reference_id": "CVE-2021-42340", "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-2021-42340" }, { "reference_url": "https://github.com/advisories/GHSA-wph7-x527-w3h5", "reference_id": "GHSA-wph7-x527-w3h5", "reference_type": "", "scores": [ { "value": "HIGH", "scoring_system": "cvssv3.1_qr", "scoring_elements": "" } ], "url": "https://github.com/advisories/GHSA-wph7-x527-w3h5" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2021:4861", "reference_id": "RHSA-2021:4861", "reference_type": "", "scores": [], "url": "https://access.redhat.com/errata/RHSA-2021:4861" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2021:4863", "reference_id": "RHSA-2021:4863", "reference_type": "", "scores": [], "url": "https://access.redhat.com/errata/RHSA-2021:4863" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2022:1179", "reference_id": "RHSA-2022:1179", "reference_type": "", "scores": [], "url": "https://access.redhat.com/errata/RHSA-2022:1179" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2022:5532", "reference_id": "RHSA-2022:5532", "reference_type": "", "scores": [], "url": "https://access.redhat.com/errata/RHSA-2022:5532" } ], "fixed_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/714?format=api", "purl": "pkg:maven/org.apache.tomcat/tomcat@10.1.1", "is_vulnerable": true, "affected_by_vulnerabilities": [ { "vulnerability": "VCID-8war-4v58-eub2" }, { "vulnerability": "VCID-b3bb-9ajg-sfc9" }, { "vulnerability": "VCID-stds-vw5z-auhp" } ], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.tomcat/tomcat@10.1.1" } ], "aliases": [ "CVE-2021-42340", "GHSA-wph7-x527-w3h5" ], "risk_score": 4.0, "exploitability": "0.5", "weighted_severity": "8.0", "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-wptr-hkjx-s7c3" } ], "fixing_vulnerabilities": [ { "url": "http://public2.vulnerablecode.io/api/vulnerabilities/4457?format=api", "vulnerability_id": "VCID-wptr-hkjx-s7c3", "summary": "The fix for bug 63362 present in Apache Tomcat 10.1.0-M1 to 10.1.0-M5, 10.0.0-M1 to 10.0.11, 9.0.40 to 9.0.53 and 8.5.60 to 8.5.71 introduced a memory leak. The object introduced to collect metrics for HTTP upgrade connections was not released for WebSocket connections once the connection was closed. This created a memory leak that, over time, could lead to a denial of service via an OutOfMemoryError.", "references": [ { "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-42340.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-2021-42340.json" }, { "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2021-42340", "reference_id": "", "reference_type": "", "scores": [ { "value": "0.05703", "scoring_system": "epss", "scoring_elements": "0.90377", "published_at": "2026-04-01T12:55:00Z" }, { "value": "0.05703", "scoring_system": "epss", "scoring_elements": "0.90417", "published_at": "2026-04-09T12:55:00Z" }, { "value": "0.05703", "scoring_system": "epss", "scoring_elements": "0.9041", "published_at": "2026-04-08T12:55:00Z" }, { "value": "0.05703", "scoring_system": "epss", "scoring_elements": "0.90396", "published_at": "2026-04-07T12:55:00Z" }, { "value": "0.05703", "scoring_system": "epss", "scoring_elements": "0.90392", "published_at": "2026-04-04T12:55:00Z" }, { "value": "0.05703", "scoring_system": "epss", "scoring_elements": "0.90379", "published_at": "2026-04-02T12:55:00Z" }, { "value": "0.05703", "scoring_system": "epss", "scoring_elements": "0.90416", "published_at": "2026-04-13T12:55:00Z" }, { "value": "0.05703", "scoring_system": "epss", "scoring_elements": "0.90424", "published_at": "2026-04-12T12:55:00Z" } ], "url": "https://api.first.org/data/v1/epss?cve=CVE-2021-42340" }, { "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/31d62426645824bdfe076a0c0eafa904d90b4fb9", "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/31d62426645824bdfe076a0c0eafa904d90b4fb9" }, { "reference_url": "https://github.com/apache/tomcat/commit/80f1438ec45e77a07b96419808971838d259eb47", "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/80f1438ec45e77a07b96419808971838d259eb47" }, { "reference_url": 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