{"schema":"threatline.record/2","record":{"id":"CVE-2026-100817","aliases":[],"summary":"Other issue in the JavaScript: WebAssembly component","details":"Other issue in the JavaScript: WebAssembly component. This vulnerability was fixed in Thunderbird 157 and Firefox 157.","categories":["Unclassified"],"product":"Thunderbird","vendor":"Mozilla","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-100817","source_modified_at":"2026-10-01T15:51:12.113Z","fetched_at":"2026-10-23T18:52:38.922436Z","product":"Thunderbird","vendor":"Mozilla","versions":[{"status":"unaffected","version":"157","lessThanOrEqual":"*","versionType":"rpm"}],"defaultStatus":null},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-100817","source_modified_at":"2026-10-01T15:51:12.113Z","fetched_at":"2026-10-23T18:52:38.922436Z","product":"Firefox","vendor":"Mozilla","versions":[{"status":"unaffected","version":"157","lessThanOrEqual":"*","versionType":"rpm"}],"defaultStatus":null}],"fixed_versions":[],"cvss":5.4,"severity":"Medium","kev":{"listed":false},"epss":{"probability":0.00197,"percentile":0.08937,"score_date":"2026-10-23"},"published_at":"2026-09-29T12:36:28.052Z","modified_at":"2026-10-01T15:51:12.113Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-100817","fetched_at":"2026-10-23T18:52:38.922436Z","source_modified_at":"2026-10-01T15:51:12.113Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-100817","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://bugzilla.mozilla.org/show_bug.cgi?id=2068670"},{"source":"CVE List","url":"https://www.mozilla.org/security/advisories/mfsa2026-101/"},{"source":"CVE List","url":"https://www.mozilla.org/security/advisories/mfsa2026-97/"}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CISA ADP","ssvc":{"exploitation":"none","automatable":"no","technical_impact":"partial","assessed_at":"2026-10-01T15:36:50.438550Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-10-01T15:51:12.113Z","content_hash":"2125b0c68c8e9b9a9bd9a6d72250eedb5f721676fc6fb46ffbb2d1ee5a1ef29a"}}