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...

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...

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. 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 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 ...

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...

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 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 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...

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...

PT-2026-34959

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A heap out-of-bounds write exists in the USB/IP client. The function usbip pack ret submit unconditionally overwrites the number of packets variable from the network PDU. A malicious...

K000160003: BIG-IP TMM vulnerability CVE-2026-2507

Security Advisory Description When BIG-IP AFM or BIG-IP DDoS Hybrid Defender is provisioned, undisclosed traffic can cause the Traffic Management Microkernel TMM to terminate. CVE-2026-2507 Impact Traffic is disrupted while the TMM process restarts. This vulnerability allows a remote,...

F5 Networks BIG-IP : BIG-IP TMM vulnerability (K000160003)

The version of F5 Networks BIG-IP installed on the remote host is prior to 17.5.1.5 / Hotfix- BIGIP-17.5.1.4.0.17.20-ENG.iso. It is, therefore, affected by a vulnerability as referenced in the K000160003 advisory. When BIG-IP AFM or BIG-IP DDoS Hybrid Defender is provisioned, undisclosed traffic...