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"
}
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