cve-2026-94127
CRITICAL CVSS 9.8 cisa_known_exploited
Description
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.
Timeline
- Published
- 2026-09-22
- Last Modified
- 2026-09-22
CVSS Details
CVSS details not available.
Affected Products
No product information available.
References
No references available.
Linked Vulnerabilities
No linked vulnerabilities found.
{
"cvss": 9.8,
"datePublished": "2026-09-22",
"dateUpdated": "2026-09-22",
"description": "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.",
"dueDate": "2026-09-25",
"id": "CVE-2026-94127",
"kev_catalogs": [
"cisa"
],
"knownRansomwareCampaignUse": "Unknown",
"notes": "For temporary mitigation to allow for proactive forensic triage, apply the vendor-provided iRule. Once completed, install the final vendor patch as soon as possible. For more information please see: https://my.f5.com/manage/s/article/K000162605 ; BOD 26-04: https://www.cisa.gov/news-events/directives/bod-26-04-prioritizing-security-updates-based-risk ; Forensics Triage Requirements: https://www.cisa.gov/news-events/directives/bod-26-04-implementation-guidance-prioritizing-security-updates-based-risk ; https://nvd.nist.gov/vuln/detail/CVE-2026-94127",
"product": "BIG-IP APM",
"requiredAction": "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.",
"severity": "CRITICAL",
"source": "cisa_known_exploited",
"title": "F5 BIG-IP APM Heap-based Buffer Overflow Vulnerability",
"vendor": "F5"
}