CVE-2026-20916

An authenticated iControl REST user with low privileges can create or modify arbitrary files through an undisclosed iControl REST endpoint on the BIG-IQ system. Note: Software versions which have reached End of Technical Support EoTS are not evaluated...

CVE-2026-40423

CVE-2026-40423 affects BIG-IP SIP profile on a virtual server. Undisclosed traffic can cause the Traffic Management Microkernel (TMM) to terminate, disrupting traffic and allowing a remote, unauthenticated attacker to trigger a DoS. Impact is shown as HIGH (CVSS v3.1: 7.5) and HIGH (CVSS v4.0: 8....

CVE-2026-40423 BIG-IP SIP profile vulnerability

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 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...

CVE-2026-39458 BIG-IP DNS Cache vulnerability

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...

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-2026-24464

CVE-2026-24464 is an Appliance mode vulnerability in iControl REST with directory traversal that, when exploited by an authenticated administrator, can delete files across a security boundary. The F5 advisory confirms this affects BIG-IP/iControl REST across multiple branches with varying vulnera...

CVE-2026-42058

An authenticated attacker's undisclosed requests to BIG-IP iControl REST can lead to an information leak of BIG-IP local user account names. Note: Software versions which have reached End of Technical Support EoTS are not evaluated...

CVE-2026-39455 BIG-IP Configuration utility vulnerability

When the BIG-IP Configuration utility is configured to use Lightweight Directory Access Protocol LDAP authentication, undisclosed traffic can cause the httpd process to exhaust the available file descriptors. Note: Software versions which have reached End of Technical Support EoTS are not...

CVE-2026-39455 BIG-IP Configuration utility vulnerability

When the BIG-IP Configuration utility is configured to use Lightweight Directory Access Protocol LDAP authentication, undisclosed traffic can cause the httpd process to exhaust the available file descriptors. Note: Software versions which have reached End of Technical Support EoTS are not...

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-2026-40060 BIG-IP Advanced WAF and ASM vulnerability

When a BIG-IP Advanced WAF or ASM security policy is configured on a virtual server, undisclosed requests can cause the bd process to terminate. Note: Software versions which have reached End of Technical Support EoTS are not evaluated...

CVE-2026-40060

CVE-2026-40060 affects BIG-IP Advanced WAF/ASM when a security policy is configured on a virtual server; undisclosed requests can cause the bd process to terminate, resulting in DoS with traffic disruption as the process restarts. In F5 advisories, vulnerable branches include BIG-IP Advanced WAF/...

CVE-2026-40060 BIG-IP Advanced WAF and ASM vulnerability

When a BIG-IP Advanced WAF or ASM security policy is configured on a virtual server, undisclosed requests can cause the bd process to terminate. Note: Software versions which have reached End of Technical Support EoTS are not evaluated...

CVE-2026-41956 BIG-IP TMM Vulnerability

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 BIG-IP DTLS Vulnerability

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-2026-42920 BIG-IP DTLS Vulnerability

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-2026-40629 BIG-IP SSL/TLS vulnerability

When SSL profiles are configured on a virtual server, undisclosed traffic can cause the virtual server to stop processing new client connections. Note: Software versions which have reached End of Technical Support EoTS are not evaluated...

CVE-2026-41218

CVE-2026-41218 affects BIG-IP PEM iRules in the data plane. Triggered by iRules commands CLASSIFICATION::, CLASSIFY::, PEM::, PSC::, and urlcatquery, undisclosed traffic can cause TMM termination, disrupting traffic and enabling DoS without auth. Affected: BIG-IP PEM on BIG-IP Next/BIG-IP PEM 21....

CVE-2026-41218 BIG-IP PEM iRules vulnerability

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...