{"url":"http://public2.vulnerablecode.io/api/packages/73092?format=json","purl":"pkg:pypi/langchain-core@0.3.81","type":"pypi","namespace":"","name":"langchain-core","version":"0.3.81","qualifiers":{},"subpath":"","is_vulnerable":true,"next_non_vulnerable_version":"0.3.84","latest_non_vulnerable_version":"1.3.3","affected_by_vulnerabilities":[{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/50114?format=json","vulnerability_id":"VCID-61vg-ekxn-hqfv","summary":"LangChain affected by SSRF via image_url token counting in ChatOpenAI.get_num_tokens_from_messages\nThe `ChatOpenAI.get_num_tokens_from_messages()` method fetches arbitrary `image_url` values without validation when computing token counts for vision-enabled models. This allows attackers to trigger Server-Side Request Forgery (SSRF) attacks by providing malicious image URLs in user input.","references":[{"reference_url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-26013.json","reference_id":"","reference_type":"","scores":[{"value":"3.7","scoring_system":"cvssv3","scoring_elements":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L"}],"url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-26013.json"},{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2026-26013","reference_id":"","reference_type":"","scores":[{"value":"0.00019","scoring_system":"epss","scoring_elements":"0.05475","published_at":"2026-06-06T12:55:00Z"},{"value":"0.00019","scoring_system":"epss","scoring_elements":"0.05492","published_at":"2026-06-05T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2026-26013"},{"reference_url":"https://github.com/langchain-ai/langchain","reference_id":"","reference_type":"","scores":[{"value":"3.7","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L"},{"value":"LOW","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/langchain-ai/langchain"},{"reference_url":"https://github.com/langchain-ai/langchain/commit/2b4b1dc29a833d4053deba4c2b77a3848c834565","reference_id":"","reference_type":"","scores":[{"value":"3.7","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L"},{"value":"LOW","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/2026-02-11T21:26:20Z/"}],"url":"https://github.com/langchain-ai/langchain/commit/2b4b1dc29a833d4053deba4c2b77a3848c834565"},{"reference_url":"https://github.com/langchain-ai/langchain/releases/tag/langchain-core%3D%3D1.2.11","reference_id":"","reference_type":"","scores":[{"value":"3.7","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L"},{"value":"LOW","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/2026-02-11T21:26:20Z/"}],"url":"https://github.com/langchain-ai/langchain/releases/tag/langchain-core%3D%3D1.2.11"},{"reference_url":"https://bugzilla.redhat.com/show_bug.cgi?id=2438772","reference_id":"2438772","reference_type":"","scores":[],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2438772"},{"reference_url":"https://nvd.nist.gov/vuln/detail/CVE-2026-26013","reference_id":"CVE-2026-26013","reference_type":"","scores":[{"value":"3.7","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L"},{"value":"LOW","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-26013"},{"reference_url":"https://github.com/advisories/GHSA-2g6r-c272-w58r","reference_id":"GHSA-2g6r-c272-w58r","reference_type":"","scores":[{"value":"LOW","scoring_system":"cvssv3.1_qr","scoring_elements":""}],"url":"https://github.com/advisories/GHSA-2g6r-c272-w58r"},{"reference_url":"https://github.com/langchain-ai/langchain/security/advisories/GHSA-2g6r-c272-w58r","reference_id":"GHSA-2g6r-c272-w58r","reference_type":"","scores":[{"value":"3.7","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L"},{"value":"LOW","scoring_system":"cvssv3.1_qr","scoring_elements":""},{"value":"LOW","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/2026-02-11T21:26:20Z/"}],"url":"https://github.com/langchain-ai/langchain/security/advisories/GHSA-2g6r-c272-w58r"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/74005?format=json","purl":"pkg:pypi/langchain-core@1.2.11","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-z7kv-vrhw-1qad"},{"vulnerability":"VCID-zb77-fwdy-dbfy"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:pypi/langchain-core@1.2.11"}],"aliases":["CVE-2026-26013","GHSA-2g6r-c272-w58r"],"risk_score":1.6,"exploitability":"0.5","weighted_severity":"3.3","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-61vg-ekxn-hqfv"},{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/62924?format=json","vulnerability_id":"VCID-z7kv-vrhw-1qad","summary":"langchain: incomplete f-string validation in prompt templates","references":[{"reference_url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-40087.json","reference_id":"","reference_type":"","scores":[{"value":"5.3","scoring_system":"cvssv3","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N"}],"url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-40087.json"},{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2026-40087","reference_id":"","reference_type":"","scores":[{"value":"0.00055","scoring_system":"epss","scoring_elements":"0.17518","published_at":"2026-06-06T12:55:00Z"},{"value":"0.00055","scoring_system":"epss","scoring_elements":"0.17523","published_at":"2026-06-05T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2026-40087"},{"reference_url":"https://github.com/langchain-ai/langchain","reference_id":"","reference_type":"","scores":[{"value":"5.3","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/langchain-ai/langchain"},{"reference_url":"https://github.com/langchain-ai/langchain/commit/6bab0ba3c12328008ddca3e0d54ff5a6151cd27b","reference_id":"","reference_type":"","scores":[{"value":"5.3","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/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:Y/T:P/P:M/B:A/M:M/D:T/2026-04-14T14:47:52Z/"}],"url":"https://github.com/langchain-ai/langchain/commit/6bab0ba3c12328008ddca3e0d54ff5a6151cd27b"},{"reference_url":"https://github.com/langchain-ai/langchain/commit/af2ed47c6f008cdd551f3c0d87db3774c8dfe258","reference_id":"","reference_type":"","scores":[{"value":"5.3","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/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:Y/T:P/P:M/B:A/M:M/D:T/2026-04-14T14:47:52Z/"}],"url":"https://github.com/langchain-ai/langchain/commit/af2ed47c6f008cdd551f3c0d87db3774c8dfe258"},{"reference_url":"https://github.com/langchain-ai/langchain/pull/36612","reference_id":"","reference_type":"","scores":[{"value":"5.3","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/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:Y/T:P/P:M/B:A/M:M/D:T/2026-04-14T14:47:52Z/"}],"url":"https://github.com/langchain-ai/langchain/pull/36612"},{"reference_url":"https://github.com/langchain-ai/langchain/pull/36613","reference_id":"","reference_type":"","scores":[{"value":"5.3","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/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:Y/T:P/P:M/B:A/M:M/D:T/2026-04-14T14:47:52Z/"}],"url":"https://github.com/langchain-ai/langchain/pull/36613"},{"reference_url":"https://github.com/langchain-ai/langchain/releases/tag/langchain-core%3D%3D0.3.84","reference_id":"","reference_type":"","scores":[{"value":"5.3","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/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:Y/T:P/P:M/B:A/M:M/D:T/2026-04-14T14:47:52Z/"}],"url":"https://github.com/langchain-ai/langchain/releases/tag/langchain-core%3D%3D0.3.84"},{"reference_url":"https://github.com/langchain-ai/langchain/releases/tag/langchain-core%3D%3D1.2.28","reference_id":"","reference_type":"","scores":[{"value":"5.3","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/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:Y/T:P/P:M/B:A/M:M/D:T/2026-04-14T14:47:52Z/"}],"url":"https://github.com/langchain-ai/langchain/releases/tag/langchain-core%3D%3D1.2.28"},{"reference_url":"https://github.com/langchain-ai/langchain/security/advisories/GHSA-926x-3r5x-gfhw","reference_id":"","reference_type":"","scores":[{"value":"5.3","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/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:Y/T:P/P:M/B:A/M:M/D:T/2026-04-14T14:47:52Z/"}],"url":"https://github.com/langchain-ai/langchain/security/advisories/GHSA-926x-3r5x-gfhw"},{"reference_url":"https://nvd.nist.gov/vuln/detail/CVE-2026-40087","reference_id":"","reference_type":"","scores":[{"value":"5.3","scoring_system":"cvssv3.1","scoring_elements":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N"},{"value":"MODERATE","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-40087"},{"reference_url":"https://bugzilla.redhat.com/show_bug.cgi?id=2457024","reference_id":"2457024","reference_type":"","scores":[],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2457024"},{"reference_url":"https://github.com/advisories/GHSA-926x-3r5x-gfhw","reference_id":"GHSA-926x-3r5x-gfhw","reference_type":"","scores":[],"url":"https://github.com/advisories/GHSA-926x-3r5x-gfhw"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/111126?format=json","purl":"pkg:pypi/langchain-core@0.3.84","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:pypi/langchain-core@0.3.84"},{"url":"http://public2.vulnerablecode.io/api/packages/921249?format=json","purl":"pkg:pypi/langchain-core@0.4.0.dev0","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-61vg-ekxn-hqfv"},{"vulnerability":"VCID-zb77-fwdy-dbfy"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:pypi/langchain-core@0.4.0.dev0"},{"url":"http://public2.vulnerablecode.io/api/packages/111127?format=json","purl":"pkg:pypi/langchain-core@1.2.28","is_vulnerable":false,"affected_by_vulnerabilities":[],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:pypi/langchain-core@1.2.28"}],"aliases":["CVE-2026-40087","GHSA-926x-3r5x-gfhw"],"risk_score":3.1,"exploitability":"0.5","weighted_severity":"6.2","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-z7kv-vrhw-1qad"},{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/63944?format=json","vulnerability_id":"VCID-zb77-fwdy-dbfy","summary":"langchain: path traversal in legacy load_prompt functions in langchain-core","references":[{"reference_url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-34070.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:H/I:N/A:N"}],"url":"https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2026-34070.json"},{"reference_url":"https://api.first.org/data/v1/epss?cve=CVE-2026-34070","reference_id":"","reference_type":"","scores":[{"value":"0.00035","scoring_system":"epss","scoring_elements":"0.1089","published_at":"2026-06-06T12:55:00Z"},{"value":"0.00035","scoring_system":"epss","scoring_elements":"0.10901","published_at":"2026-06-05T12:55:00Z"}],"url":"https://api.first.org/data/v1/epss?cve=CVE-2026-34070"},{"reference_url":"https://github.com/langchain-ai/langchain","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:H/I:N/A:N"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://github.com/langchain-ai/langchain"},{"reference_url":"https://github.com/langchain-ai/langchain/commit/27add913474e01e33bededf4096151130ba0d47c","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:H/I:N/A:N"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:P/A:Y/T:P/P:M/B:A/M:M/D:T/2026-03-31T15:17:33Z/"}],"url":"https://github.com/langchain-ai/langchain/commit/27add913474e01e33bededf4096151130ba0d47c"},{"reference_url":"https://github.com/langchain-ai/langchain/releases/tag/langchain-core==1.2.22","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:H/I:N/A:N"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:P/A:Y/T:P/P:M/B:A/M:M/D:T/2026-03-31T15:17:33Z/"}],"url":"https://github.com/langchain-ai/langchain/releases/tag/langchain-core==1.2.22"},{"reference_url":"https://github.com/langchain-ai/langchain/security/advisories/GHSA-qh6h-p6c9-ff54","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:H/I:N/A:N"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""},{"value":"Track","scoring_system":"ssvc","scoring_elements":"SSVCv2/E:P/A:Y/T:P/P:M/B:A/M:M/D:T/2026-03-31T15:17:33Z/"}],"url":"https://github.com/langchain-ai/langchain/security/advisories/GHSA-qh6h-p6c9-ff54"},{"reference_url":"https://nvd.nist.gov/vuln/detail/CVE-2026-34070","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:H/I:N/A:N"},{"value":"HIGH","scoring_system":"generic_textual","scoring_elements":""}],"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-34070"},{"reference_url":"https://bugzilla.redhat.com/show_bug.cgi?id=2453287","reference_id":"2453287","reference_type":"","scores":[],"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2453287"},{"reference_url":"https://github.com/advisories/GHSA-qh6h-p6c9-ff54","reference_id":"GHSA-qh6h-p6c9-ff54","reference_type":"","scores":[],"url":"https://github.com/advisories/GHSA-qh6h-p6c9-ff54"}],"fixed_packages":[{"url":"http://public2.vulnerablecode.io/api/packages/114400?format=json","purl":"pkg:pypi/langchain-core@1.2.22","is_vulnerable":true,"affected_by_vulnerabilities":[{"vulnerability":"VCID-z7kv-vrhw-1qad"}],"resource_url":"http://public2.vulnerablecode.io/packages/pkg:pypi/langchain-core@1.2.22"}],"aliases":["CVE-2026-34070","GHSA-qh6h-p6c9-ff54"],"risk_score":4.0,"exploitability":"0.5","weighted_severity":"8.0","resource_url":"http://public2.vulnerablecode.io/vulnerabilities/VCID-zb77-fwdy-dbfy"}],"fixing_vulnerabilities":[{"url":"http://public2.vulnerablecode.io/api/vulnerabilities/49505?format=json","vulnerability_id":"VCID-8fbt-6heb-uyg1","summary":"LangChain serialization injection vulnerability enables secret extraction in dumps/loads APIs\nA serialization injection vulnerability exists in LangChain's `dumps()` and `dumpd()` functions. The functions do not escape dictionaries with `'lc'` keys when serializing free-form dictionaries. The `'lc'` key is used internally by LangChain to mark serialized objects. When user-controlled data contains this key structure, it is treated as a legitimate LangChain object during deserialization rather than plain user 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