CVE-2026-40698

CVE-2026-40698 affects BIG-IP and BIG-IQ where a highly privileged, authenticated user (Resource Administrator) can create SNMP configuration objects via iControl REST or tmsh, enabling privilege escalation. The connected advisory documents concrete details on affected products/versions and the u...

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-2026-40629 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-2026-42781 BIG-IP FastL4 virtual server vulnerability

When embedded Packet Velocity Acceleration ePVA acceleration is configured, undisclosed local ethernet traffic can cause an increase in ePVA and Traffic Management Microkernel TMM resource utilization. Note: Software versions which have reached End of Technical Support EoTS are not evaluated...

K000160932: Quarterly Security Notification (May 2026)

Security Advisory Description On May 13, 2026, F5 announced the following security issues. This document is intended to serve as an overview of these vulnerabilities to help determine the impact to your F5 devices. You can find the details of each issue in the associated articles. You can watch t...

K000161022: iControl REST and tmsh vulnerability CVE-2026-41959

Security Advisory Description Incorrect permission assignment vulnerabilities exist in BIG-IP and BIG-IQ TMOS Shell tmsh network diagnostics commands and in BIG-IP iControl REST. These vulnerabilities may allow an authenticated attacker to view the network status of destination systems...

K000158971: BIG-IP Appliance mode vulnerability CVE-2026-42919

Security Advisory Description A vulnerability exists in BIG-IP systems that may allow an authenticated attacker with administrative access to escalate their privileges. A successful exploit may allow the attacker to cross a security boundary. CVE-2026-42919 Impact The vulnerability allows the...

K000160901: BIG-IP DTLS vulnerability CVE-2026-42920

Security Advisory Description 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. CVE-2026-42920 Impact Traffic is disrupted while the TMM process restarts. This...

K000161023: BIG-IP SIP profile vulnerability CVE-2026-40423

Security Advisory Description When a SIP profile is configured on a virtual server, undisclosed traffic can cause the Traffic Management Microkernel TMM to terminate. CVE-2026-40423 Impact Traffic is disrupted while the TMM process restarts. This vulnerability allows a remote, unauthenticated...

PT-2026-40669

Name of the Vulnerable Software and Affected Versions BIG-IP versions prior to 17.1.3.2 BIG-IP versions prior to 17.5.1.6 BIG-IP versions prior to 21.0.0.2 BIG-IQ versions prior to 17.1.3.2 BIG-IQ versions prior to 17.5.1.6 BIG-IQ versions prior to 21.0.0.2 Description A highly privileged,...

F5 BIG-IP 安全漏洞

F5 BIG-IP is an application delivery platform developed by F5 Corporation in the United States. It integrates functions such as network traffic management, application security management, and load balancing. There is a security vulnerability in F5 BIG-IP. This vulnerability stems from a flaw in...

F5 BIG-IP 跨站请求伪造漏洞

F5 BIG-IP is an application delivery platform developed by F5 Technologies in the United States. It integrates functions such as network traffic management, application security management, and load balancing. F5 BIG-IP has a cross-site request forgery vulnerability, which originates from the...

F5 BIG-IP和F5 BIG-IQ 安全漏洞

F5 BIG-IP and F5 BIG-IQ are both products from the American company F5. F5 BIG-IP is an application delivery platform that integrates functions such as network traffic management, application security management, and load balancing. F5 BIG-IQ is a software-based cloud management solution. This...

F5 BIG-IP 安全漏洞

F5 BIG-IP is an application delivery platform developed by F5 Networks in the United States. It integrates functions such as network traffic management, application security management, and load balancing. There is a security vulnerability in F5 BIG-IP. This vulnerability stems from virtual serve...

F5 BIG-IP 日志信息泄露漏洞

F5 BIG-IP is an application delivery platform developed by F5 Technologies in the United States. It integrates functions such as network traffic management, application security management, and load balancing. F5 BIG-IP has a vulnerability related to log information leakage, which stems from...

PT-2026-40653

Name of the Vulnerable Software and Affected Versions BIG-IP versions prior to 17.1.3.2 BIG-IP versions prior to 17.5.1.6 BIG-IP versions prior to 21.0.0.2 BIG-IQ versions prior to 17.1.3.2 BIG-IQ versions prior to 17.5.1.6 BIG-IQ versions prior to 21.0.0.2 Description A privilege escalation issu...

F5 BIG-IP 安全漏洞

F5 BIG-IP is an application delivery platform developed by F5 Corporation in the United States. It integrates functions such as network traffic management, application security management, and load balancing. There is a security vulnerability in F5 BIG-IP. This vulnerability arises from the...

F5 BIG-IP 安全漏洞

F5 BIG-IP is an application delivery platform developed by F5 Corporation in the United States. It integrates functions such as network traffic management, application security management, and load balancing. There is a security vulnerability in F5 BIG-IP, which stems from virtual servers...

F5 BIG-IP 安全漏洞

F5 BIG-IP is an application delivery platform developed by F5 Technologies in the United States. It integrates functions such as network traffic management, application security management, and load balancing. There is a security vulnerability in F5 BIG-IP. This vulnerability arises from the use ...

Microsoft Windows TCP/IP 代码问题漏洞

Microsoft Windows TCP/IP is a component provided by Microsoft Corporation that offers TCP/IP configuration functions for Windows. There are code-related vulnerabilities in Microsoft Windows TCP/IP. Attackers can exploit these vulnerabilities to cause system denial-of-service attacks. The followin...