{"id":"CVE-2026-86751","aliases":[],"url":"https://o3.security/vulnerability/CVE-2026-86751","summary":"Snipe-IT before 8.7.0 fails to properly sanitize markdown image syntax in note fields, allowing authenticated users to read arbitrary server files and issue server-side HTTP requests.…","details":"Snipe-IT before 8.7.0 fails to properly sanitize markdown image syntax in note fields, allowing authenticated users to read arbitrary server files and issue server-side HTTP requests. Attackers can submit markdown image syntax in checkout acceptance notes that survive HTML escaping, are expanded by CommonMark parser, and resolved by laravel-mail-auto-embed via file_get_contents or curl, exfiltrating sensitive files like .env containing APP_KEY.","published":"2026-09-09T14:17:24.170","modified":"2026-09-09T14:17:24.170","cvss":{"score":8.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[],"fix":null,"references":[{"type":"WEB","url":"https://github.com/grokability/snipe-it/security/advisories/GHSA-f3vq-g24v-xc2g"},{"type":"WEB","url":"https://www.vulncheck.com/advisories/snipe-it-before-8.7.0-arbitrary-file-read-and-ssrf-via-markdown"}],"provenance":{"sources":["OSV.dev","NVD","FIRST.org (EPSS)"],"lastVerified":"2026-09-09T14:17:24.170"}}