{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-53584", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-06-09T19:11:53.484Z", "datePublished": "2026-08-20T18:35:10.280Z", "dateUpdated": "2026-08-20T19:48:17.848Z"}, "containers": {"cna": {"title": "libgit2: Submodule path traversal", "problemTypes": [{"descriptions": [{"cweId": "CWE-22", "lang": "en", "description": "CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N", "version": "3.1"}}], "references": [{"name": "https://github.com/libgit2/libgit2/security/advisories/GHSA-cw77-j82w-mchm", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/libgit2/libgit2/security/advisories/GHSA-cw77-j82w-mchm"}, {"name": "https://github.com/libgit2/libgit2/commit/419637d3587396f5d139d6d88480eab3cd81e7a1", "tags": ["x_refsource_MISC"], "url": "https://github.com/libgit2/libgit2/commit/419637d3587396f5d139d6d88480eab3cd81e7a1"}, {"name": "https://github.com/libgit2/libgit2/commit/467c2d95ed663df722f83a5960edf568514b128c", "tags": ["x_refsource_MISC"], "url": "https://github.com/libgit2/libgit2/commit/467c2d95ed663df722f83a5960edf568514b128c"}, {"name": "https://github.com/libgit2/libgit2/commit/ec7371da9f359cd8293e9108e7a0b1c1b61b67c4", "tags": ["x_refsource_MISC"], "url": "https://github.com/libgit2/libgit2/commit/ec7371da9f359cd8293e9108e7a0b1c1b61b67c4"}, {"name": "https://github.com/libgit2/libgit2/releases/tag/v1.8.6", "tags": ["x_refsource_MISC"], "url": "https://github.com/libgit2/libgit2/releases/tag/v1.8.6"}, {"name": "https://github.com/libgit2/libgit2/releases/tag/v1.9.5", "tags": ["x_refsource_MISC"], "url": "https://github.com/libgit2/libgit2/releases/tag/v1.9.5"}], "affected": [{"vendor": "libgit2", "product": "libgit2", "versions": [{"version": "< 1.8.6", "status": "affected"}, {"version": ">= 1.9.0, < 1.9.5", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-08-20T18:35:10.280Z"}, "descriptions": [{"lang": "en", "value": "libgit2 is a portable C implementation of the Git core methods provided as a linkable library with a solid API, allowing to build Git functionality into your application. Prior to 1.8.6 and 1.9.5, libgit2 does not reject traversal components in a submodule path loaded from .gitmodules. The affected src/libgit2/submodule.c paths include git_submodule_lookup and git_submodule_add_setup. A crafted repository can specify a path such as ../escape-target, and applications that initialize the submodule can create directories outside the repository working tree. This issue is fixed in versions 1.8.6 and 1.9.5."}], "source": {"advisory": "GHSA-cw77-j82w-mchm", "discovery": "UNKNOWN"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-08-20T19:48:09.838175Z", "id": "CVE-2026-53584", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-08-20T19:48:17.848Z"}}]}}

{}

{"affected": [{"affectedData": [{"product": "libgit2", "vendor": "libgit2", "versions": [{"status": "affected", "version": "< 1.8.6"}, {"status": "affected", "version": ">= 1.9.0, < 1.9.5"}]}], "source": "security-advisories@github.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "libgit2 is a portable C implementation of the Git core methods provided as a linkable library with a solid API, allowing to build Git functionality into your application. Prior to 1.8.6 and 1.9.5, libgit2 does not reject traversal components in a submodule path loaded from .gitmodules. The affected src/libgit2/submodule.c paths include git_submodule_lookup and git_submodule_add_setup. A crafted repository can specify a path such as ../escape-target, and applications that initialize the submodule can create directories outside the repository working tree. This issue is fixed in versions 1.8.6 and 1.9.5."}], "id": "CVE-2026-53584", "lastModified": "2026-08-20T19:16:54.680", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 1.4, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2026-08-20T19:16:54.680", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/libgit2/libgit2/commit/419637d3587396f5d139d6d88480eab3cd81e7a1"}, {"source": "security-advisories@github.com", "url": "https://github.com/libgit2/libgit2/commit/467c2d95ed663df722f83a5960edf568514b128c"}, {"source": "security-advisories@github.com", "url": "https://github.com/libgit2/libgit2/commit/ec7371da9f359cd8293e9108e7a0b1c1b61b67c4"}, {"source": "security-advisories@github.com", "url": "https://github.com/libgit2/libgit2/releases/tag/v1.8.6"}, {"source": "security-advisories@github.com", "url": "https://github.com/libgit2/libgit2/releases/tag/v1.9.5"}, {"source": "security-advisories@github.com", "url": "https://github.com/libgit2/libgit2/security/advisories/GHSA-cw77-j82w-mchm"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-22"}], "source": "security-advisories@github.com", "type": "Primary"}]}

{}

{}