{"id":"CVE-2026-110855","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-110855","generatedAt":"2026-10-27T22:46:42.741Z","title":"GitPython before 3.2.0 contains an information disclosure vulnerability that allows malicious repositories to expand environment variables via separate_git_dir in Repo._clone(), which omits expand_vars=False when calling Git.polish_url().","description":"GitPython before 3.2.0 contains an information disclosure vulnerability that allows malicious repositories to expand environment variables via separate_git_dir in Repo._clone(), which omits expand_vars=False when calling Git.polish_url(). Attackers can craft a .gitmodules submodule name containing variable syntax so that clone plus submodule_update exposes secrets in .git/modules directory names and DEBUG logs.","published":"2026-10-14T23:17:27.000Z","lastModified":"2026-10-16T18:14:51.000Z","status":"Awaiting Analysis","sourceIdentifier":"disclosure@vulncheck.com","cvss":{"version":"4.0","score":7.1,"severity":"HIGH","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/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/M"},"cwe":["CWE-200"],"affected":[],"epss":{"score":0.0029,"percentile":0.21365,"date":"2026-10-26","history":[{"date":"2026-10-15","score":0.00229,"percentile":0.12724}]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.29%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[{"kind":"new","label":"New CVE","at":"2026-10-14T23:17:27.000Z","detail":{"score":"7.1","severity":"HIGH","publishedAt":"2026-10-14T23:17:26.623Z"},"summary":"New CVE, high severity (CVSS 7.1)."}],"references":[{"url":"https://github.com/gitpython-developers/GitPython/security/advisories/GHSA-fx3j-rwgx-fr94","source":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/gitpython-before-3.2.0-environment-variable-disclosure-via-gitmodules-submodule-name","source":"disclosure@vulncheck.com"},{"url":"https://github.com/gitpython-developers/GitPython/security/advisories/GHSA-fx3j-rwgx-fr94","source":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-110855","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}