{"schema":"threatline.record/2","record":{"id":"CVE-2026-94127","aliases":[],"summary":"F5 BIG-IP APM Heap-based Buffer Overflow Vulnerability","details":"F5 BIG-IP APM contains a heap-based buffer overflow vulnerability when access policy and an OAuth profile are configured on a virtual server. This vulnerability could allow an unauthenticated attacker to perform remote code execution.","categories":["Network & edge"],"product":"BIG-IP APM","vendor":"F5","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-94127","source_modified_at":"2026-09-23T03:55:44.614Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":"BIG-IP","vendor":"F5","versions":[{"lessThan":"Hotfix-BIGIP-21.1.0.2.0.30.22-ENG","status":"affected","version":"21.1.0","versionType":"custom"},{"lessThan":"Hotfix-BIGIP-17.5.1.9.0.160.12-ENG","status":"affected","version":"17.5.0","versionType":"custom"},{"lessThan":"Hotfix-BIGIP-17.1.3.5.0.41.14-ENG","status":"affected","version":"17.1.0","versionType":"custom"}],"defaultStatus":"unknown"}],"fixed_versions":[],"cvss":9.8,"severity":"Critical","kev":{"listed":true,"date_added":"2026-09-22","due_date":"2026-09-25","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","forensic_triage":true},"epss":{"probability":0.02226,"percentile":0.82601,"score_date":"2026-10-23"},"published_at":"2026-09-22T14:17:42.730Z","modified_at":"2026-09-23T03:55:44.614Z","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-2026-94127","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-09-23T03:55:44.614Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-94127","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CISA KEV","CVE List","EPSS"],"references":[{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-94127","source":"CISA KEV"},{"source":"CVE List","url":"https://my.f5.com/manage/s/article/K000162605","tags":["vendor-advisory"]},{"source":"CVE List","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-94127","tags":["government-resource"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"active","automatable":"yes","technical_impact":"total","assessed_at":"2026-09-22T00:00:00+00:00"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":"product","confidence":"heuristic","reviewed":false},"change_timestamp":"2026-09-23T03:55:44.614Z","content_hash":"a4f93a2e12288204fd479ed36e9f7e109ee1dc48d43d9b54ea28a9b839644800"}}