{"id":"CVE-2026-114094","revision":"74f25f9954ad4db4b2d54c4b045650c0","records":[{"revision":"74f25f9954ad4db4b2d54c4b045650c0","observedAt":"2026-10-28T16:46:48.767+00:00","statement":{"source":"cve-program","id":"CVE-2026-114094","aliases":[],"title":"Dulwich before 1.2.9 Arbitrary File Write via DOS drive letter paths","description":"Dulwich before 1.2.9 fails to validate DOS drive letter prefixes in Git tree path elements on Windows, allowing arbitrary file write. Attackers can craft a malicious repository with a tree entry named 'C:' that bypasses NTFS validation and writes files outside the worktree to achieve remote code execution.","state":0,"publishedAt":"2026-10-21T00:36:58.401+00:00","modifiedAt":"2026-10-28T15:57:01.832+00:00","affected":[{"ecosystem":"Vendor product","name":"dulwich","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"jelmer\",\n                    \"product\": \"dulwich\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"packageURL\": \"pkg:pypi/dulwich\",\n                    \"versions\": [\n                        {\n                            \"version\": \"0\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\",\n                            \"lessThan\": \"1.2.9\"\n                        },\n                        {\n                            \"version\": \"1.2.9\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","score":8.7,"severity":"HIGH"},{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","score":8.8,"severity":"HIGH"}],"references":["https://github.com/jelmer/dulwich/security/advisories/GHSA-8mcx-5rqc-vhmf","https://www.vulncheck.com/advisories/dulwich-before-1.2.9-arbitrary-file-write-via-dos-drive-letter-paths"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-114094","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-114094","identifiers":["CVE-2026-114094"]},"retained":false,"historicalAffected":[]}],"coverage":[]}