PT-2026-96761

Name of the Vulnerable Software and Affected Versions BIG-IP APM version 21.1.0 BIG-IP APM versions 17.5.0 through 17.5.1 BIG-IP APM versions 17.1.0 through 17.1.3 Description A heap-based buffer overflow exists in the BIG-IP Access Policy Manager APM when it is configured as an OAuth Authorizati...

PT-2026-60185

Name of the Vulnerable Software and Affected Versions F5 BIG-IP affected versions not specified Description When an HTTP/2 profile is configured on a virtual server, undisclosed requests can cause an increase in memory resource utilization. This allows a remote, unauthenticated attacker to cause ...

CVE-2026-41956

When a classification profile is configured on a UDP virtual server, undisclosed requests can cause the Traffic Management Microkernel TMM to terminate. Note: Software versions which have reached End of Technical Support EoTS are not evaluated...

CVE-2026-41218

When BIG-IP PEM iRules are configured on a virtual server iRules using commands starting with CLASSIFICATION::, CLASSIFY::, PEM::, PSC::, and the urlcatquery command, undisclosed traffic can cause the Traffic Management Microkernel TMM to terminate. Note: Software versions which have reached End ...

CVE-2026-40618

When an SSL profile is configured on a virtual server on BIG-IP Virtual Edition VE without Intel QuickAssist Technology QAT or on BIG-IP hardware platforms with the database variable crypto.hwacceleration set to disabled, undisclosed traffic can cause the Traffic Management Microkernel TMM to...

CVE-2026-39458

When a BIG-IP DNS profile enabled with DNS cache is configured on a virtual server, undisclosed traffic can cause the Traffic Management Microkernel TMM to terminate. Note: Software versions which have reached End of Technical Support EoTS are not evaluated...

F5 Networks BIG-IP : BIG-IP DTLS vulnerability (K000160901)

The version of F5 Networks BIG-IP installed on the remote host is prior to 17.1.3.1 / 17.5.1.4 / 21.0.0.1. It is, therefore, affected by a vulnerability as referenced in the K000160901 advisory. When a Client SSL profile is configured with Allow Dynamic Record Sizing on a UDP virtual server,...

F5 Networks BIG-IP : BIG-IP HTTP/2 vulnerability (K000159034)

The version of F5 Networks BIG-IP installed on the remote host is prior to 17.1.3.1 / 17.5.1.4 / 21.0.0.1. It is, therefore, affected by a vulnerability as referenced in the K000159034 advisory. When an HTTP/2 profile and an iRule containing theHTTP::redirectorHTTP::respondcommand are configured ...

F5 Networks BIG-IP : BIG-IP TMM vulnerability (K000158038)

The version of F5 Networks BIG-IP installed on the remote host is prior to 17.1.3.1 / 17.5.1.4 / 21.0.0. It is, therefore, affected by a vulnerability as referenced in the K000158038 advisory. When a classification profile is configured on a UDP virtual server, undisclosed requests can cause the...

F5 Networks BIG-IP : BIG-IP HTTP/2 Layer 7 DoS Protection vulnerability (K000158979)

The version of F5 Networks BIG-IP installed on the remote host is prior to 17.1.3.1 / 17.5.1.4. It is, therefore, affected by a vulnerability as referenced in the K000158979 advisory. On an HTTP/2 virtual server with Layer 7 DoS Protection configured, undisclosed traffic can result in an increase...

EUVD-2026-29976

When an SSL profile is configured on a virtual server on BIG-IP Virtual Edition VE without Intel QuickAssist Technology QAT or on BIG-IP hardware platforms with the database variable crypto.hwacceleration set to disabled, undisclosed traffic can cause the Traffic Management Microkernel TMM to...

EUVD-2026-29987

On an HTTP/2 virtual server with Layer 7 DoS Protection configured, undisclosed traffic can result in an increase in memory consumption causing the Traffic Management Microkernel TMM process to terminate. Note: Software versions which have reached End of Technical Support EoTS are not evaluated...

EUVD-2026-29990

When a classification profile is configured on a UDP virtual server, undisclosed requests can cause the Traffic Management Microkernel TMM to terminate. Note: Software versions which have reached End of Technical Support EoTS are not evaluated...

CVE-2026-42920

When a Client SSL profile is configured with Allow Dynamic Record Sizing on a UDP virtual server, undisclosed traffic can cause the Traffic Management Microkernel TMM to terminate. Note: Software versions which have reached End of Technical Support EoTS are not evaluated...

CVE-2026-40423

When a SIP profile is configured on a virtual server, undisclosed traffic can cause the Traffic Management Microkernel TMM to terminate. Note: Software versions which have reached End of Technical Support EoTS are not evaluated...

CVE-2026-39458 BIG-IP DNS Cache vulnerability

When a BIG-IP is configured with DNS caching Such as a DNS profile with caching enabled, SSL Orchestrator, Advanced WAF DoS protection, undisclosed traffic can cause the Traffic Management Microkernel TMM to terminate. Note: Software versions which have reached End of Technical Support EoTS are n...

CVE-2026-39458

CVE-2026-39458 affects BIG-IP DNS when a DNS cache profile is enabled on a virtual server, causing the Traffic Management Microkernel (TMM) to terminate and disrupt traffic (DoS). Exploitation details are not provided in the documents. Affected/fixed status per F5 advisory: BIG-IP (all modules) 2...

CVE-2026-42409 BIG-IP HTTP/2 vulnerability

When an HTTP/2 profile and an iRule containing the HTTP::redirect or HTTP::respond command are configured on a virtual server, undisclosed requests can cause the Traffic Management Microkernel TMM process to terminate. Note: Software versions which have reached End of Technical Support EoTS are...

CVE-2026-42409

CVE-2026-42409 affects BIG-IP: when an HTTP/2 profile is used with an iRule containing HTTP::redirect or HTTP::respond on a virtual server, undisclosed requests can crash the Traffic Management Microkernel (TMM), causing DoS. Evidence in connected docs shows affected products: BIG-IP (all modules...

CVE-2026-42409 BIG-IP HTTP/2 vulnerability

When an HTTP/2 profile and an iRule containing the HTTP::redirect or HTTP::respond command are configured on a virtual server, undisclosed requests can cause the Traffic Management Microkernel TMM process to terminate. Note: Software versions which have reached End of Technical Support EoTS are...