Package Instance
Lookup for vulnerable packages by Package URL.
GET /api/packages/969843?format=api
{ "url": "http://public2.vulnerablecode.io/api/packages/969843?format=api", "purl": "pkg:npm/%40langchain/community@1.1.16", "type": "npm", "namespace": "@langchain", "name": "community", "version": "1.1.16", "qualifiers": {}, "subpath": "", "is_vulnerable": true, "next_non_vulnerable_version": "1.1.18", "latest_non_vulnerable_version": "1.1.18", "affected_by_vulnerabilities": [ { "url": "http://public2.vulnerablecode.io/api/vulnerabilities/50380?format=api", "vulnerability_id": "VCID-a4qe-sef4-eucq", "summary": "LangChain Community: redirect chaining can lead to SSRF bypass via RecursiveUrlLoader\nA redirect-based Server-Side Request Forgery (SSRF) bypass exists in `RecursiveUrlLoader` in `@langchain/community`. The loader validates the initial URL but allows the underlying fetch to follow redirects automatically, which permits a transition from a safe public URL to an internal or metadata endpoint without revalidation. This is a bypass of the SSRF protections introduced in 1.1.14 (CVE-2026-26019).", "references": [ { "reference_url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-27795.json", "reference_id": "", "reference_type": "", "scores": [ { "value": "6.5", "scoring_system": "cvssv3", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N" } ], "url": "https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-27795.json" }, { "reference_url": "https://api.first.org/data/v1/epss?cve=CVE-2026-27795", "reference_id": "", "reference_type": "", "scores": [ { "value": "0.00048", "scoring_system": "epss", "scoring_elements": "0.15323", "published_at": "2026-06-09T12:55:00Z" }, { "value": "0.00048", "scoring_system": "epss", "scoring_elements": "0.15429", "published_at": "2026-06-05T12:55:00Z" }, { "value": "0.00048", "scoring_system": "epss", "scoring_elements": "0.15419", "published_at": "2026-06-06T12:55:00Z" }, { "value": "0.00048", "scoring_system": "epss", "scoring_elements": "0.1538", "published_at": "2026-06-07T12:55:00Z" }, { "value": "0.00048", "scoring_system": "epss", "scoring_elements": "0.15296", "published_at": "2026-06-08T12:55:00Z" } ], "url": "https://api.first.org/data/v1/epss?cve=CVE-2026-27795" }, { "reference_url": "https://github.com/langchain-ai/langchainjs", "reference_id": "", "reference_type": "", "scores": [ { "value": "4.1", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:N/A:N" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://github.com/langchain-ai/langchainjs" }, { "reference_url": "https://github.com/langchain-ai/langchainjs/commit/2812d2b2b9fd9343c4850e2ab906b8cf440975ee", "reference_id": "", "reference_type": "", "scores": [ { "value": "4.1", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:N/A:N" }, { "value": "MODERATE", "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/2026-02-25T18:42:34Z/" } ], "url": "https://github.com/langchain-ai/langchainjs/commit/2812d2b2b9fd9343c4850e2ab906b8cf440975ee" }, { "reference_url": "https://github.com/langchain-ai/langchainjs/commit/d5e3db0d01ab321ec70a875805b2f74aefdadf9d", "reference_id": "", "reference_type": "", "scores": [ { "value": "4.1", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:N/A:N" }, { "value": "MODERATE", "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/2026-02-25T18:42:34Z/" } ], "url": "https://github.com/langchain-ai/langchainjs/commit/d5e3db0d01ab321ec70a875805b2f74aefdadf9d" }, { "reference_url": "https://github.com/langchain-ai/langchainjs/pull/9990", "reference_id": "", "reference_type": "", "scores": [ { "value": "4.1", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:N/A:N" }, { "value": "MODERATE", "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/2026-02-25T18:42:34Z/" } ], "url": "https://github.com/langchain-ai/langchainjs/pull/9990" }, { "reference_url": "https://github.com/langchain-ai/langchainjs/releases/tag/%40langchain%2Fcommunity%401.1.14", "reference_id": "", "reference_type": "", "scores": [ { "value": "4.1", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:N/A:N" }, { "value": "MODERATE", "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/2026-02-25T18:42:34Z/" } ], "url": "https://github.com/langchain-ai/langchainjs/releases/tag/%40langchain%2Fcommunity%401.1.14" }, { "reference_url": "https://github.com/langchain-ai/langchainjs/releases/tag/%40langchain%2Fcommunity%401.1.18", "reference_id": "", "reference_type": "", "scores": [ { "value": "4.1", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:N/A:N" }, { "value": "MODERATE", "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/2026-02-25T18:42:34Z/" } ], "url": "https://github.com/langchain-ai/langchainjs/releases/tag/%40langchain%2Fcommunity%401.1.18" }, { "reference_url": "https://bugzilla.redhat.com/show_bug.cgi?id=2442693", "reference_id": "2442693", "reference_type": "", "scores": [], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2442693" }, { "reference_url": "https://nvd.nist.gov/vuln/detail/CVE-2026-27795", "reference_id": "CVE-2026-27795", "reference_type": "", "scores": [ { "value": "4.1", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:N/A:N" }, { "value": "MODERATE", "scoring_system": "generic_textual", "scoring_elements": "" } ], "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-27795" }, { "reference_url": "https://github.com/langchain-ai/langchainjs/security/advisories/GHSA-gf3v-fwqg-4vh7", "reference_id": "GHSA-gf3v-fwqg-4vh7", "reference_type": "", "scores": [ { "value": "4.1", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:N/A:N" }, { "value": "MODERATE", "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/2026-02-25T18:42:34Z/" } ], "url": "https://github.com/langchain-ai/langchainjs/security/advisories/GHSA-gf3v-fwqg-4vh7" }, { "reference_url": "https://github.com/advisories/GHSA-mphv-75cg-56wg", "reference_id": "GHSA-mphv-75cg-56wg", "reference_type": "", "scores": [ { "value": "MODERATE", "scoring_system": "cvssv3.1_qr", "scoring_elements": "" } ], "url": "https://github.com/advisories/GHSA-mphv-75cg-56wg" }, { "reference_url": "https://github.com/langchain-ai/langchainjs/security/advisories/GHSA-mphv-75cg-56wg", "reference_id": "GHSA-mphv-75cg-56wg", "reference_type": "", "scores": [ { "value": "4.1", "scoring_system": "cvssv3.1", "scoring_elements": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:N/A:N" }, { "value": "MODERATE", "scoring_system": "cvssv3.1_qr", "scoring_elements": "" }, { "value": "MODERATE", "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/2026-02-25T18:42:34Z/" } ], "url": "https://github.com/langchain-ai/langchainjs/security/advisories/GHSA-mphv-75cg-56wg" } ], "fixed_packages": [ { "url": "http://public2.vulnerablecode.io/api/packages/74261?format=api", "purl": "pkg:npm/%40langchain/community@1.1.18", "is_vulnerable": false, "affected_by_vulnerabilities": [], "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/%2540langchain/community@1.1.18" } ], "aliases": [ "CVE-2026-27795", "GHSA-mphv-75cg-56wg" ], "risk_score": 3.1, "exploitability": "0.5", "weighted_severity": "6.2", "resource_url": "http://public2.vulnerablecode.io/vulnerabilities/VCID-a4qe-sef4-eucq" } ], "fixing_vulnerabilities": [], "risk_score": "3.1", "resource_url": "http://public2.vulnerablecode.io/packages/pkg:npm/%2540langchain/community@1.1.16" }