{"id":"CVE-2025-66413","state":"PUBLISHED","title":"Git for Windows leaks NTLM hash when cloning from an attacker-controlled server","description":"Git for Windows is the Windows port of Git. Prior to 2.53.0(2), it is possible to obtain a user's NTLM hash by tricking them into cloning from a malicious server. Since NTLM hashing is weak, it is possible for the attacker to brute-force the user's account name and password. This vulnerability is fixed in 2.53.0(2).","publishedAt":"2026-03-10T20:34:32.769Z","updatedAt":"2026-03-11T14:33:36.115Z","severity":{"score":7.4,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N","source":"GitHub_M"},"assigner":"GitHub_M","products":["git-for-windows git"],"affected":[{"vendor":"git-for-windows","product":"git","versions":[{"version":"< 2.53.0(2)","status":"affected"}]}],"references":["https://github.com/git-for-windows/git/security/advisories/GHSA-hv9c-4jm9-jh3x","https://github.com/git-for-windows/git/releases/tag/v2.53.0.windows.2"],"weaknesses":["CWE-200"],"ingestedAt":"2026-10-29T20:09:56.034Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/66xxx/CVE-2025-66413.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-66413","state":"PUBLISHED","datePublished":"2026-03-10T20:34:32.769Z","dateUpdated":"2026-03-11T14:33:36.115Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2025-11-28T23:33:56.366Z"},"containers":{"cna":{"title":"Git for Windows leaks NTLM hash when cloning from an attacker-controlled server","descriptions":[{"lang":"en","value":"Git for Windows is the Windows port of Git. Prior to 2.53.0(2), it is possible to obtain a user's NTLM hash by tricking them into cloning from a malicious server. Since NTLM hashing is weak, it is possible for the attacker to brute-force the user's account name and password. This vulnerability is fixed in 2.53.0(2)."}],"affected":[{"vendor":"git-for-windows","product":"git","versions":[{"version":"< 2.53.0(2)","status":"affected"}]}],"references":[{"url":"https://github.com/git-for-windows/git/security/advisories/GHSA-hv9c-4jm9-jh3x","name":"https://github.com/git-for-windows/git/security/advisories/GHSA-hv9c-4jm9-jh3x","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/git-for-windows/git/releases/tag/v2.53.0.windows.2","name":"https://github.com/git-for-windows/git/releases/tag/v2.53.0.windows.2","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":7.4,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-200","lang":"en","description":"CWE-200: Exposure of Sensitive Information to an Unauthorized Actor","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-03-10T20:34:32.769Z"},"source":{"advisory":"GHSA-hv9c-4jm9-jh3x","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-03-11T14:33:26.196217Z","id":"CVE-2025-66413","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-03-11T14:33:36.115Z"}}]}}}