{"schema":"threatline.record/2","record":{"id":"CVE-2026-117540","aliases":["GHSA-2v7c-jx29-jprp"],"summary":"svg-sanitizer before 1.1.0 Quadratic CPU-Exhaustion DoS via PHP-Tag Stripping Loop","details":"svg-sanitizer from 0.5.3 before 1.1.0 contains a denial of service vulnerability in Sanitizer::sanitize() that repeatedly rescans the whole input while stripping PHP tags. Unauthenticated attackers can upload SVGs with many overlapping PHP tag openers and closers, forcing quadratic preg_replace passes that exhaust worker CPU for minutes.","categories":["Unclassified"],"product":"svg-sanitizer","vendor":"darylldoyle","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-117540","source_modified_at":"2026-10-27T10:59:34.119Z","fetched_at":"2026-10-27T16:27:21.584480Z","product":"svg-sanitizer","vendor":"darylldoyle","versions":[{"version":"0.5.3","status":"affected","versionType":"semver","lessThan":"1.1.0"},{"version":"1.1.0","status":"unaffected","versionType":"semver"}],"defaultStatus":"unaffected"}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-117540","source_modified_at":"2026-10-27T10:59:34.119Z","fetched_at":"2026-10-27T16:27:21.584480Z","package":{"name":"svg-sanitizer","ecosystem":null},"version":"1.1.0","basis":"first unaffected version stated in the CVE record"}],"cvss":8.7,"severity":"High","kev":{"listed":false},"epss":{"probability":null,"percentile":null,"score_date":null},"published_at":"2026-10-27T10:59:34.119Z","modified_at":"2026-10-27T10:59:34.119Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-117540","fetched_at":"2026-10-27T16:27:21.584480Z","source_modified_at":"2026-10-27T10:59:34.119Z"}],"sources":["CVE List"],"references":[{"source":"CVE List","url":"https://github.com/darylldoyle/svg-sanitizer/security/advisories/GHSA-2v7c-jx29-jprp","tags":["vendor-advisory"]},{"source":"CVE List","url":"https://github.com/darylldoyle/svg-sanitizer/commit/9ba9001493f5da737759303f13bd965ebdaa778c","tags":["patch"]},{"source":"CVE List","url":"https://www.vulncheck.com/advisories/svg-sanitizer-before-1.1.0-quadratic-cpu-exhaustion-dos-via-php-tag-stripping-loop","tags":["third-party-advisory"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-10-27T10:59:34.119Z","content_hash":"7a3773ca1d16d01f1011a7d5fad1204014567e63bece1b6a6df0580a79926dea"}}