F5 security advisory (AV26-612)
Serial number: AV26-612 Date: June 17, 2026 On June 17, 2026, F5 published a security advisory to address vulnerabilities in the following products: F5 DoS for NGINX - version 4.9.0 F5 WAF for NGINX Instance Manager - versions 5.9.0 to 5.13.1 NGINX App Protect DoS - versions 4.3.0 to 4.7.0 NGINX App Protect WAF - versions 5.2.0 to 5.8.0 and 4.10.0 to 4.16.0 NGINX Open Source - versions 1.30.0 to 1.30.2 and 1.31.0 to 1.31.1 NGINX Instance Manager - versions 2.17.0 to 2.22.0 NGINX Gateway Fabric - multiple versions NGINX Ingress Controller - multiple versions NGINX Plus - version 37.0.0 R33 to 37.01 R36 The Cyber Centre encourages users and administrators to review the provided web links and apply the necessary updates. K000161614: Out-of-band Security Notification (June 17, 2026) MyF5
CSIRTS triage
- What
- Multiple vulnerabilities have been identified in various F5 NGINX products.
- Who is affected
- Users and administrators of the affected F5 NGINX products.
- Urgency
- Remediation is encouraged due to the potential impact of the vulnerabilities.
- Action
- Users should apply the necessary updates as recommended in the advisory.
AI-assisted analysis generated from the source advisory — verify against the original.
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Details
Original advisory: https://cyber.gc.ca/en/alerts-advisories/f5-security-advisory-av26-612
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