{"id":"CVE-2026-61371","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-61371","generatedAt":"2026-10-28T02:13:17.136Z","title":"Microsoft AVML before 0.17.0 could follow a symlink when opening a destination output path on Unix, allowing truncation/overwrite of the symlink target.","description":"Microsoft AVML before 0.17.0 could follow a symlink when opening a destination output path on Unix, allowing truncation/overwrite of the symlink target. The destructive effect is performed at open-time via O_TRUNC, and can happen before full input validation completes (“truncation-before-validation”).","published":"2026-07-15T16:16:50.000Z","lastModified":"2026-07-15T20:56:32.000Z","status":"Awaiting Analysis","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.1","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"},"cwe":["CWE-59"],"affected":[],"epss":{"score":0.0053,"percentile":0.44528,"date":"2026-10-26","history":[]},"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 (0.53%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://gist.github.com/thesmartshadow/2d099071f847de8db3dc4bbaf4dfa6df","source":"cve@mitre.org"},{"url":"https://github.com/microsoft/avml/pull/754","source":"cve@mitre.org"},{"url":"https://github.com/microsoft/avml/releases/tag/v0.17.0","source":"cve@mitre.org"},{"url":"https://gist.github.com/thesmartshadow/2d099071f847de8db3dc4bbaf4dfa6df","source":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-61371","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."}