Hackers now exploit critical F5 BIG-IP flaw in attacks, patch now

F5 has reclassified a BIG-IP APM denial-of-service (DoS) vulnerability as a critical-severity remote code execution (RCE) flaw, warning that attackers are exploiting it to deploy webshells on ...
HealthcareInfoSecurity

Under Fire: Attackers Target Flaws in F5 and Citrix Gear

Flaws in major application delivery and security platforms and VPN gateways are being actively exploited or targeted. Under ...
Dark Reading

F5 BIG-IP Vulnerability Reclassified as RCE, Under Exploitation

CVE-2025-53521 was first disclosed in October as a high-severity denial-of-service (DoS) flaw, but new information reveals ...
The Tech Edvocate

Critical RCE Vulnerability in F5 BIG-IP APM Poses Serious Threat to Organizations

Spread the loveThe cybersecurity landscape is under constant threat, with various vulnerabilities being exploited by malicious actors. Recently, the US Cybersecurity and Infrastructure Security Agency ...
Bleeping Computer

F5 releases BIG-IP patches for stolen security vulnerabilities

Cybersecurity company F5 has released security updates to address BIG-IP vulnerabilities stolen in a breach detected on August 9, 2025. The company disclosed today that state hackers breached its ...
SiliconANGLE

F5 says nation-state actor breached internal systems, stole BIG-IP development files

Application security firm F5 Inc. disclosed in a filing with the U.S. Securities and Exchange Commission today that a sophisticated nation-state threat actor had gained unauthorized access to internal ...