#F5
All CosmicBytez Labs articles tagged #F5, across news, security advisories, how-to guides, and projects.
- News
F5, Juniper Networks Patch Critical Vulnerabilities
F5 fixed critical NGINX flaws as Juniper patched 150+ Junos OS bugs, including CVSS 9.8 flaws enabling root-level RCE and device takeover.
- News
NGINX Fixes 5 Flaws, Including Possible RCE and a TLS Bug That May Skip Client-Cert Checks
NGINX 1.30.6 and 1.31.7 patch five flaws — three CVSS 9.2 memory bugs with possible RCE and a TLS bug that may let attackers skip client-cert checks.
- News
F5 Patches BIG-IP APM Zero-Day Flaw Exploited in RCE Attacks
F5 patched CVE-2026-94127, a CVSS 9.8 BIG-IP APM zero-day already exploited for unauthenticated RCE; CISA added it to its KEV catalog.
- Security
CVE-2026-94127: F5 BIG-IP APM Heap-based Buffer Overflow Vulnerability
Heap-based buffer overflow in F5 BIG-IP APM (OAuth + access policy) allows unauthenticated RCE; added to CISA KEV as actively exploited.
- News
Linux Rootkit Injects Fileless PHP Web Shells Into Breached F5 BIG-IP APM Servers
A stealthy Linux rootkit dubbed PoisonedRefresh hooks PHP on F5 BIG-IP APM webtop servers to run in-memory web shells that leave disk files untouched.
- News
Over 14,000 F5 BIG-IP APM Instances Still Exposed to RCE
Internet security watchdog Shadowserver has found over 14,000 BIG-IP APM instances exposed online amid ongoing attacks exploiting a critical-severity...
- News
F5 BIG-IP Vulnerability Reclassified from DoS to RCE Under
CVE-2025-53521, initially disclosed as a high-severity denial-of-service flaw in F5 BIG-IP APM, has been reclassified as a remote code execution...
- News
Hackers Now Exploit Critical F5 BIG-IP Flaw in Attacks
F5 has reclassified a BIG-IP APM vulnerability from denial-of-service to critical remote code execution, warning that attackers are actively exploiting...
- News
CISA Adds CVE-2025-53521 to KEV After Active F5 BIG-IP APM
CISA has added CVE-2025-53521, a critical vulnerability in F5 BIG-IP Access Policy Manager, to its Known Exploited Vulnerabilities catalog after...
- Security
CVE-2025-53521: F5 BIG-IP APM Remote Code Execution — CISA
A critical unauthenticated RCE vulnerability in F5 BIG-IP APM is being actively exploited in the wild. Malicious traffic targeting access policy virtual...