{"schemaVersion":3,"id":"CVE-2026-82251","aliases":["UBUNTU-CVE-2026-82251","DEBIAN-CVE-2026-82251","GHSA-fr8x-3vfx-f45h"],"status":"published","duplicateOf":null,"title":null,"description":"gitoxide before 0.52.1 fails to validate submodule names from .gitmodules configuration, allowing path traversal when deriving submodule git directories. Attackers can craft malicious submodule names with traversal segments to redirect state() and open() functions to repositories outside .git/modules, causing repository confusion and inspection of attacker-controlled repositories.","dates":{"published":"2026-08-28T10:49:36.185Z","modified":"2026-08-29T13:38:27.250Z","reserved":null,"kevAdded":[],"kevDue":[]},"cvss":{"headline":{"score":8.7,"severity":"high","version":"4.0","versionLabel":"v4.0","source":"CVE.org","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","computed":false,"selection":"backend-summary"},"metrics":[{"version":"4.0","versionLabel":"v4.0","source":"CVE.org","score":8.7,"severity":"high","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","exploitability":null,"impact":null,"computed":false},{"version":"3.1","versionLabel":"v3.1","source":"CVE.org","score":7.5,"severity":"high","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","exploitability":null,"impact":null,"computed":false},{"version":"4.0","versionLabel":"v4.0","source":"OSV · Ubuntu","score":8.7,"severity":"high","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","exploitability":null,"impact":null,"computed":true},{"version":"3.1","versionLabel":"v3.1","source":"OSV · Ubuntu","score":7.5,"severity":"high","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","exploitability":10,"impact":6,"computed":true},{"version":"4.0","versionLabel":"v4.0","source":"OSV · Debian","score":8.7,"severity":"high","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","exploitability":null,"impact":null,"computed":true},{"version":"4.0","versionLabel":"v4.0","source":"OSV · Crates.io","score":8.7,"severity":"high","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:P","exploitability":null,"impact":null,"computed":true},{"version":"4.0","versionLabel":"v4.0","source":"NVD","score":8.7,"severity":"high","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","exploitability":null,"impact":null,"computed":false},{"version":"3.1","versionLabel":"v3.1","source":"NVD","score":7.5,"severity":"high","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","exploitability":null,"impact":null,"computed":false}]},"epss":{"probability":0.00522,"percentile":0.43181,"severity":"low","asOf":"2026-10-20T00:00:00.000Z","change":{"pp":0.13499999999999995,"baselineDate":"2026-09-20T00:00:00.000Z","baselineScore":0.00387},"history":[{"date":"2026-09-14T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-09-15T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-09-16T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-09-17T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-09-18T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-09-19T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-09-20T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00522,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00522,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00522,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00522,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00522,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00522,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00522,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00522,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00522,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00522,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00522,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00522,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00522,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00522,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00522,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00522,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00522,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00522,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00522,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00522,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00522,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00522,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00522,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00522,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00522,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00522,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.00522,"percentile":0.43181}],"last30":[{"date":"2026-09-20T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-09-21T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-09-22T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-09-23T00:00:00.000Z","score":0.00387,"percentile":null},{"date":"2026-09-24T00:00:00.000Z","score":0.00522,"percentile":null},{"date":"2026-09-25T00:00:00.000Z","score":0.00522,"percentile":null},{"date":"2026-09-26T00:00:00.000Z","score":0.00522,"percentile":null},{"date":"2026-09-27T00:00:00.000Z","score":0.00522,"percentile":null},{"date":"2026-09-28T00:00:00.000Z","score":0.00522,"percentile":null},{"date":"2026-09-29T00:00:00.000Z","score":0.00522,"percentile":null},{"date":"2026-09-30T00:00:00.000Z","score":0.00522,"percentile":null},{"date":"2026-10-01T00:00:00.000Z","score":0.00522,"percentile":null},{"date":"2026-10-02T00:00:00.000Z","score":0.00522,"percentile":null},{"date":"2026-10-03T00:00:00.000Z","score":0.00522,"percentile":null},{"date":"2026-10-04T00:00:00.000Z","score":0.00522,"percentile":null},{"date":"2026-10-05T00:00:00.000Z","score":0.00522,"percentile":null},{"date":"2026-10-06T00:00:00.000Z","score":0.00522,"percentile":null},{"date":"2026-10-07T00:00:00.000Z","score":0.00522,"percentile":null},{"date":"2026-10-08T00:00:00.000Z","score":0.00522,"percentile":null},{"date":"2026-10-09T00:00:00.000Z","score":0.00522,"percentile":null},{"date":"2026-10-10T00:00:00.000Z","score":0.00522,"percentile":null},{"date":"2026-10-11T00:00:00.000Z","score":0.00522,"percentile":null},{"date":"2026-10-12T00:00:00.000Z","score":0.00522,"percentile":null},{"date":"2026-10-13T00:00:00.000Z","score":0.00522,"percentile":null},{"date":"2026-10-14T00:00:00.000Z","score":0.00522,"percentile":null},{"date":"2026-10-15T00:00:00.000Z","score":0.00522,"percentile":null},{"date":"2026-10-16T00:00:00.000Z","score":0.00522,"percentile":null},{"date":"2026-10-17T00:00:00.000Z","score":0.00522,"percentile":null},{"date":"2026-10-18T00:00:00.000Z","score":0.00522,"percentile":null},{"date":"2026-10-19T00:00:00.000Z","score":0.00522,"percentile":null},{"date":"2026-10-20T00:00:00.000Z","score":0.00522,"percentile":0.43181}]},"kev":{"state":"not-listed","entries":[],"listedCount":0,"totalCatalogs":3,"catalogs":[{"source":"cisa","label":"CISA","listed":false,"entry":null},{"source":"enisa","label":"ENISA","listed":false,"entry":null},{"source":"circl","label":"CIRCL","listed":false,"entry":null}]},"ransomware":{"state":"none-recorded","sources":[]},"exploits":[],"exploitCount":0,"weaknesses":[{"id":"CWE-22","name":"Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')","description":"The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.","type":"weakness","status":"Stable","abstraction":"Base","likelihoodOfExploit":"High","url":"https://cwe.mitre.org/data/definitions/22.html"}],"affected":[{"vendor":"Crates.Io","product":"gitoxide","name":"gitoxide","label":"gitoxide","ecosystem":"Crates.Io","cpePart":null,"purl":"pkg:cargo/gitoxide","purlType":"cargo","versions":[{"text":"< 0.52.1","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0.52.1","eol":null,"hubHref":null},{"vendor":"Crates.Io","product":"gix","name":"gix","label":"gix","ecosystem":"Crates.Io","cpePart":null,"purl":"pkg:cargo/gix","purlType":"cargo","versions":[{"text":"< 0.83.0","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0.83.0","eol":null,"hubHref":null},{"vendor":"debian","product":"rust-gix","name":"rust-gix","label":"rust-gix","ecosystem":"Debian","cpePart":null,"purl":"pkg:deb/debian/rust-gix","purlType":"deb","versions":[{"text":"All versions","noFixRecorded":true,"fixedIn":null},{"text":"< 0.83.0-1","noFixRecorded":false,"fixedIn":null}],"versionsText":"All versions (No fix recorded) | < 0.83.0-1","eol":null,"hubHref":null},{"vendor":"ubuntu","product":"rust-gix","name":"rust-gix","label":"rust-gix","ecosystem":"Ubuntu","cpePart":null,"purl":"pkg:deb/ubuntu/rust-gix","purlType":"deb","versions":[{"text":"All versions","noFixRecorded":true,"fixedIn":null}],"versionsText":"All versions (No fix recorded)","eol":null,"hubHref":null},{"vendor":"gitoxidelabs","product":"gitoxide","name":"gitoxide","label":"gitoxide","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"< 0.52.1","noFixRecorded":false,"fixedIn":null},{"text":"< 0.82.0","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0.52.1 | < 0.82.0","eol":null,"hubHref":"/vendor/gitoxidelabs/gitoxide"}],"affectedCount":5,"eol":{"hasEol":false,"count":0},"references":[{"url":"https://github.com/GitoxideLabs/gitoxide/security/advisories/GHSA-fr8x-3vfx-f45h","label":"github.com/GitoxideLabs/gitoxide/security/advisories/GHSA-fr8x-3vfx-f45h","hostname":"github.com","tags":["Vendor Advisory","REPORT","WEB"]},{"url":"https://www.vulncheck.com/advisories/gitoxide-before-0.52.1-path-traversal-via-submodule-name","label":"www.vulncheck.com/advisories/gitoxide-before-0.52.1-path-traversal-via-submodule-name","hostname":"www.vulncheck.com","tags":["Third Party Advisory","REPORT"]},{"url":"https://ubuntu.com/security/CVE-2026-82251","label":"ubuntu.com/security/CVE-2026-82251","hostname":"ubuntu.com","tags":["REPORT"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-82251","label":"www.cve.org/CVERecord?id=CVE-2026-82251","hostname":"www.cve.org","tags":["REPORT"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2026-82251","label":"security-tracker.debian.org/tracker/CVE-2026-82251","hostname":"security-tracker.debian.org","tags":["Advisory"]},{"url":"https://github.com/GitoxideLabs/gitoxide","label":"github.com/GitoxideLabs/gitoxide","hostname":"github.com","tags":["PACKAGE"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-82251","label":"nvd.nist.gov/vuln/detail/CVE-2026-82251","hostname":"nvd.nist.gov","tags":["Oval","Advisory"]}],"lineage":{"upstream":[],"downstream":["OPENSUSE-SU-2026:11730-1","OPENSUSE-SU-2026:11741-1"],"duplicates":[],"related":["OPENSUSE-SU-2026:11730-1","OPENSUSE-SU-2026:11741-1"]},"timeline":[{"kind":"published","date":"2026-08-28T10:49:36.185Z","label":"Published","detail":"Vulnerability first disclosed.","source":null},{"kind":"modified","date":"2026-08-29T13:38:27.250Z","label":"Last modified","detail":"Vulnerability information updated.","source":null}],"risk":{"score":35,"level":"medium","profile":"Default","thresholds":{"critical":75,"high":50,"medium":25,"low":10}},"meta":{"dataAsOf":"2026-10-20T23:47:24.157Z","stale":false,"partial":false}}