⚡ Weekly Recap: WSUS Exploited, LockBit 5.0 Returns, Telegram Backdoor, F5 Breach Widens

Security, trust, and stability — once the pillars of our digital world — are now the tools attackers turn against us. From stolen accounts to fake job offers, cybercriminals keep finding new ways to exploit both system flaws and human behavior. Each new breach proves a harsh truth: in...

F5 BIG-IP TMM Data Tampering Vulnerability

F5 BIG-IP is an application delivery platform from F5 that integrates network traffic orchestration, load balancing, intelligent DNS, and remote access policy management. A data tampering vulnerability exists in the TMM module of BIG-IP, which arises because undisclosed traffic can lead to data...

F5 BIG-IP SSL/TLS Profile Denial of Service Vulnerability

F5 BIG-IP is an application delivery platform from F5 that integrates network traffic orchestration, load balancing, intelligent DNS, and remote access policy management. A denial-of-service vulnerability exists in the SSL/TLS module of BIG-IP. The vulnerability arises because when configuring a...

F5 BIG-IP TMM Module Denial of Service Vulnerability

5 BIG-IP is an application delivery platform from F5 that integrates network traffic orchestration, load balancing, intelligent DNS, and remote access policy management. A denial-of-service vulnerability exists in the TMM module of the BIG-IP system, which arises because undisclosed traffic could...

F5 BIG-IP Next TMM Memory Resource Management Vulnerability

F5 BIG-IP is an application delivery platform from F5 that integrates network traffic orchestration, load balancing, intelligent DNS, and remote access policy management. A memory resource management vulnerability exists in the TMM module of BIG-IP Next. The vulnerability arises because after...

F5 BIG-IP iHealth Tool Privilege Bypass Vulnerability

F5 BIG-IP is an application delivery platform from F5 that integrates network traffic orchestration, load balancing, intelligent DNS, and remote access policy management. A privilege bypass vulnerability exists in the BIG-IP's iHealth tool a module of the TMOS Shell. The vulnerability occurs...

F5 BIG-IP SSL/TLS Denial of Service Vulnerability

F5 BIG-IP is an application delivery platform from F5 that integrates network traffic orchestration, load balancing, intelligent DNS, and remote access policy management. A denial of service vulnerability exists in the SSL/TLS module of BIG-IP. The vulnerability arises because when the...

CVE-2025-53860

A vulnerability exists in F5OS-A software that allows a highly privileged authenticated attacker to access sensitive FIPS hardware security module HSM information on F5 rSeries systems. Note: Software versions which have reached End of Technical Support EoTS are not evaluated...

CVE-2025-61955

A vulnerability exists in F5OS-A and F5OS-C systems that may allow an authenticated attacker with local access to escalate their privileges. A successful exploit may allow the attacker to cross a security boundary. Note: Software versions which have reached End of Technical Support EoTS are not...

CVE-2025-47150

When SNMP is configured on F5OS Appliance and Chassis systems, undisclosed requests can cause an increase in SNMP memory resource utilization. Note: Software versions which have reached End of Technical Support EoTS are not evaluated...

EUVD-2025-34675

A vulnerability exists in F5OS-A software that allows a highly privileged authenticated attacker to access sensitive FIPS hardware security module HSM information on F5 rSeries systems. Note: Software versions which have reached End of Technical Support EoTS are not evaluated...

F5 Confirms Nation-State Breach, Source Code and Vulnerability Data Stolen

F5 has confirmed it was the victim of a state-sponsored cyberattack that allowed hackers to access its internal…...

CVE-2025-53860

A vulnerability exists in F5OS-A software that allows a highly privileged authenticated attacker to access sensitive FIPS hardware security module HSM information on F5 rSeries systems. Note: Software versions which have reached End of Technical Support EoTS are not evaluated...

CVE-2025-57780

A vulnerability exists in F5OS-A and F5OS-C system that may allow an authenticated attacker with local access to escalate their privileges. A successful exploit may allow the attacker to cross a security boundary. Note: Software versions which have reached End of Technical Support EoTS are not...

EUVD-2025-34657

On the BIG-IP system, undisclosed endpoints that contain static non-sensitive information are accessible to an unauthenticated remote attacker through the Configuration utility. Note: Software versions which have reached End of Technical Support EoTS are not evaluated...

CVE-2025-53860 F5OS-A FIPS HSM vulnerability

A vulnerability exists in F5OS-A software that allows a highly privileged authenticated attacker to access sensitive FIPS hardware security module HSM information on F5 rSeries systems. Note: Software versions which have reached End of Technical Support EoTS are not evaluated...

CVE-2025-53860 F5OS-A FIPS HSM vulnerability

A vulnerability exists in F5OS-A software that allows a highly privileged authenticated attacker to access sensitive FIPS hardware security module HSM information on F5 rSeries systems. Note: Software versions which have reached End of Technical Support EoTS are not evaluated...

CVE-2025-47150

When SNMP is configured on F5OS Appliance and Chassis systems, undisclosed requests can cause an increase in SNMP memory resource utilization. Note: Software versions which have reached End of Technical Support EoTS are not evaluated...

CVE-2025-61955

CVE-2025-61955 (F5OS-A/F5OS-C) : An authenticated attacker with local access can escalate privileges on F5OS-A or F5OS-C, potentially crossing a security boundary. Affected: F5OS-A versions up to 1.8.03 (vulnerable: 1.5.1–1.5.3; fixes in 1.8.3) and F5OS-C versions up to 1.8.1/1.6.x (vulnerable ra...

CVE-2025-58096

CVE-2025-58096 affects BIG-IP TMM: when tm.tcpudptxchecksum is configured as non-default Software-only, undisclosed traffic can terminate TMM, causing DoS on the BIG-IP device. Public sources confirm this vulnerability across BIG-IP versions and provide remediation guidance. Affected BIG-IP branc...