{"schema":"threatline.record/2","record":{"id":"CVE-2026-85046","aliases":[],"summary":"Google Chromium V8 Type Confusion Vulnerability","details":"Google Chromium V8 contains a type confusion vulnerability that allows a remote attacker to execute arbitrary code inside the sandbox via a crafted HTML page. This vulnerability could affect multiple web browsers that utilize Chromium, including, but not limited to, Google Chrome, Microsoft Edge, and Opera.","categories":["Applications & CMS"],"product":"Chromium V8","vendor":"Google","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-85046","source_modified_at":"2026-09-21T12:53:20.125Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":"Chrome","vendor":"Google","versions":[{"version":"152.0.7977.82","status":"affected","lessThan":"152.0.7977.82","versionType":"custom"}],"defaultStatus":null}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-85046","source_modified_at":"2026-09-21T12:53:20.125Z","fetched_at":"2026-10-23T18:42:43.628194Z","package":{"name":"Chrome","ecosystem":null},"version":"152.0.7977.82","basis":"first unaffected version stated in the CVE record"}],"cvss":8.8,"severity":"High","kev":{"listed":true,"date_added":"2026-09-04","due_date":"2026-09-18","required_action":"Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.","ransomware_campaign_use":"Unknown"},"epss":{"probability":0.48881,"percentile":0.98877,"score_date":"2026-10-23"},"published_at":"2026-09-03T19:26:12.609Z","modified_at":"2026-09-21T12:53:20.125Z","provenance":[{"source":"CISA KEV","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23T17:00:09.9001Z"},{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-85046","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-09-21T12:53:20.125Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-85046","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CISA KEV","CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_01882797386.html"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-85046","source":"CISA KEV"},{"source":"CVE List","url":"https://issues.chromium.org/issues/542403045"},{"source":"CVE List","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-85046","tags":["government-resource"]},{"source":"CVE List","url":"https://serotav.github.io/Writeups/v8/when-sorting-leads-to-confusion/"},{"source":"CVE List","url":"https://github.com/v8/v8/commit/e0562d87ad9c17042b581582c99237d798572e67"},{"source":"CVE List","url":"https://github.com/Serotav/Writeups/blob/77556c57999805fa7815a114da51d91cf24fbea9/v8/When_Sorting_Leads_To_Confusion.md"},{"source":"CVE List","url":"https://news.ycombinator.com/item?id=49570669"}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CISA ADP","ssvc":{"exploitation":"active","automatable":"no","technical_impact":"total","assessed_at":"2026-09-05T03:55:28.709112Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":"product","confidence":"heuristic","reviewed":false},"change_timestamp":"2026-09-21T12:53:20.125Z","content_hash":"d4a6c7b3e53c753180101cc4cef59dd7e22908fc6453534ac82e439cf048a2a1"}}