Package Instance
Lookup for vulnerable packages by Package URL.
GET /api/packages/1041766?format=api
{ "url": "http://public2.vulnerablecode.io/api/packages/1041766?format=api", "purl": "pkg:maven/org.apache.zookeeper/zookeeper@3.8.5", "type": "maven", "namespace": "org.apache.zookeeper", "name": "zookeeper", "version": "3.8.5", "qualifiers": {}, "subpath": "", "is_vulnerable": true, "next_non_vulnerable_version": "3.8.6", "latest_non_vulnerable_version": "3.9.5", "affected_by_vulnerabilities": [ { "url": "http://public2.vulnerablecode.io/api/vulnerabilities/24614?format=api", "vulnerability_id": "VCID-6789-5wwx-qqch", "summary": "Apache ZooKeeper: Reverse-DNS fallback enables hostname verification bypass in ZooKeeper ZKTrustManager\nHostname verification in Apache ZooKeeper ZKTrustManager falls back to reverse DNS (PTR) when IP SAN validation fails, allowing attackers who control or spoof PTR records to impersonate ZooKeeper servers or clients with a valid certificate for the PTR name. It's important to note that attacker must present a certificate which is trusted by ZKTrustManager which makes the attack vector harder to exploit. Users are recommended to upgrade to version 3.8.6 or 3.9.5, which fixes this issue by introducing a new configuration option to disable reverse DNS lookup in client and quorum protocols.", "references": [ { "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-24281.json", "reference_id": "", "reference_type": "", "scores": [ { "value": "7.4", "scoring_system": "cvssv3", "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N" } ], "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-24281.json" }, { "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2026-24281", "reference_id": "", "reference_type": "", "scores": [ { "value": "0.00026", "scoring_system": "epss", "scoring_elements": "0.07058", "published_at": "2026-04-02T12:55:00Z" }, { "value": "0.00026", "scoring_system": "epss", "scoring_elements": "0.07088", "published_at": "2026-04-07T12:55:00Z" }, { "value": "0.00026", "scoring_system": "epss", "scoring_elements": "0.07113", "published_at": "2026-04-04T12:55:00Z" }, { "value": "0.00029", "scoring_system": "epss", "scoring_elements": "0.08057", "published_at": "2026-04-16T12:55:00Z" }, { "value": "0.00029", "scoring_system": "epss", "scoring_elements": "0.08174", "published_at": "2026-04-12T12:55:00Z" }, { "value": "0.00029", "scoring_system": "epss", "scoring_elements": "0.08194", "published_at": "2026-04-11T12:55:00Z" }, { "value": "0.00029", "scoring_system": "epss", "scoring_elements": "0.08203", "published_at": "2026-04-09T12:55:00Z" }, { "value": "0.00029", "scoring_system": "epss", "scoring_elements": "0.08185", "published_at": "2026-04-08T12:55:00Z" }, { "value": "0.00029", "scoring_system": "epss", "scoring_elements": "0.08157", "published_at": "2026-04-13T12:55:00Z" }, { "value": "0.00029", "scoring_system": "epss", "scoring_elements": "0.08042", "published_at": "2026-04-18T12:55:00Z" }, { "value": "0.00039", "scoring_system": "epss", "scoring_elements": "0.11641", "published_at": "2026-04-21T12:55:00Z" } ], "url": "https://api.first.org/data/v1/epss?cve=CVE-2026-24281" }, { "reference_url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-24281", "reference_id": "", "reference_type": "", "scores": [], "url": "https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-24281" }, { "reference_url": "https://github.com/apache/zookeeper", "reference_id": "", "reference_type": "", "scores": [ { "value": "7.4", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/apache/zookeeper" }, { "reference_url": "https://github.com/apache/zookeeper/commit/66c4efecdda1302d9cfb3af9eedb122b74452bf3", "reference_id": "", "reference_type": "", "scores": [ { "value": "7.4", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/apache/zookeeper/commit/66c4efecdda1302d9cfb3af9eedb122b74452bf3" }, { "reference_url": "https://issues.apache.org/jira/browse/ZOOKEEPER-4986", "reference_id": "", "reference_type": "", "scores": [ { "value": "7.4", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://issues.apache.org/jira/browse/ZOOKEEPER-4986" }, { "reference_url": "https://lists.apache.org/thread/088ddsbrzhd5lxzbqf5n24yg0mwh9jt2", "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:H/A:N" }, { "value": "7.4", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" }, { "value": "Track", "scoring_system": "ssvc", "scoring_elements": "SSVCv2/E:N/A:N/T:P/P:M/B:A/M:M/D:T/2026-03-10T17:36:42Z/" } ], "url": "https://lists.apache.org/thread/088ddsbrzhd5lxzbqf5n24yg0mwh9jt2" }, { "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2026-24281", "reference_id": "", "reference_type": "", "scores": [ { "value": "7.4", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-24281" }, { "reference_url": "http://www.openwall.com/lists/oss-security/2026/03/07/4", "reference_id": "", "reference_type": "", "scores": [ { "value": "7.4", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N" }, { "value": "HIGH", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "http://www.openwall.com/lists/oss-security/2026/03/07/4" }, { "reference_url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1130496", "reference_id": "1130496", "reference_type": "", "scores": [], "url": "https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1130496" }, { "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=2445449", "reference_id": "2445449", "reference_type": "", "scores": [], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2445449" }, { "reference_url": "https://github.com/advisories/GHSA-7xrh-hqfc-g7qr", "reference_id": "GHSA-7xrh-hqfc-g7qr", "reference_type": "", "scores": [ { "value": "HIGH", "scoring_system": "cvssv3.1_qr", "scoring_elements": "" } ], "url": "https://github.com/advisories/GHSA-7xrh-hqfc-g7qr" }, { "reference_url": "https://access.redhat.com/errata/RHSA-2026:8509", "reference_id": "RHSA-2026:8509", "reference_type": "", "scores": [], "url": "https://access.redhat.com/errata/RHSA-2026:8509" } ], "fixed_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/67625?format=api", "purl": "pkg:maven/org.apache.zookeeper/zookeeper@3.8.6", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.zookeeper/zookeeper@3.8.6" }, { "url": "http://public2.vulnerablecode.io/api/packages/67624?format=api", "purl": "pkg:maven/org.apache.zookeeper/zookeeper@3.9.5", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.zookeeper/zookeeper@3.9.5" } ], "aliases": [ "CVE-2026-24281", "GHSA-7xrh-hqfc-g7qr" ], "risk_score": 4.0, "exploitability": "0.5", "weighted_severity": "8.0", "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-6789-5wwx-qqch" } ], "fixing_vulnerabilities": [], "risk_score": "4.0", "resource_url": "http://public2.vulnerablecode.io/packages/pkg:maven/org.apache.zookeeper/zookeeper@3.8.5" }