F5 News Articles

F5 Fixes BIG-IP APM Zero-Day Enabling Unauthenticated RCE - IT Security News

2026-09-24 19:09 BIG-IP Access Policy Manager (APM) vulnerabilities have been patched by F5 as a result of zero-day attacks utilizing this vulnerability, which allows unauthenticated...

4 days ago

Someone's attacking a critical 0-day RCE in F5 BIG-IP APM

Good news: there's a patch. Bad news: both CISA and F5 warn that it's under active exploitation

5 days ago

Someone's attacking a critical 0-day RCE in F5 BIG-IP APM

Good news: there's a patch. Bad news: both CISA and F5 warn that it's under active exploitation

5 days ago

F5 Patches Critical BIG-IP APM Zero-Day Exploited for Unauthenticated RCE on OAuth Servers - SwapUpdate

Swati KhandelwalSep 23, 2026Vulnerability / Network Security

5 days ago

F5 Patches Critical BIG-IP APM Zero-Day Exploited for Unauthenticated RCE on OAuth Servers

Unauthenticated attackers are exploiting CVE-2026-94127 in F5 BIG-IP APM to run code on systems acting as OAuth authorization servers.

5 days ago

F5 patches BIG-IP APM zero-day flaw exploited in RCE attacks

F5 has released security updates to address a critical BIG-IP APM zero-day vulnerability being exploited in remote code execution attacks.

5 days ago

Critical F5 BIG-IP Vulnerability Exploited as Zero-Day

Threat actors have been exploiting CVE-2026-94127, a critical remote code execution vulnerability in F5 BIG-IP APM, as a zero-day.

5 days ago

F5 BIG-IP APM Malware Injects a PHP Web Shell Into Memory, Evading Disk Scans

F5 BIG-IP malware injects a PHP web shell into memory, leaving targeted scripts unchanged on disk while commands run through web requests.

3 weeks ago

Hackers breach F5 BIG-IP APM devices to deploy Linux rootkit

A Linux rootkit targeting devices in F5 BIG-IP APM environments can intercept PHP file loading and inject a fileless web shell directly into memory, avoiding the need to write malicious code to disk.

3 weeks ago

Nginx Buffer Overflow Vulnerability Allows Attackers to Execute Arbitrary Code - PoC Released

A high-severity heap buffer overflow in NGINX Plus and NGINX Open Source can let unauthenticated attackers crash worker processes and, under certain conditions, run arbitrary code.

NGINX Map Regex RCE Gets Public Scanner: Patch Now, Full Exploit Due August

CVE-2026-42533 NGINX vulnerability now has a public config scanner as researcher Stan Shaw warns the critical heap buffer overflow — present in all NGINX versions since 2011 — defeats ASLR on its own

15-Year-Old NGINX Vulnerability Lets Attackers Crash Workers and Achieve Remote Code Execution - IT Security News

A newly disclosed flaw tracked as CVE-2026-42533 affects nginx’s script engine and has been silently exploitable since March 2011, when the map directive gained regex support. Security researcher Stan Shaw reported the bug to F5 SIRT, which coordinated a fix…Read more →

15-Year-Old NGINX Vulnerability Lets Attackers Crash Workers and Achieve Remote Code Execution

A newly disclosed flaw tracked as CVE-2026-42533 affects nginx's script engine and has been silently exploitable since March 2011, when the map directive gained regex support.

Critical NGINX Vulnerability Can Crash Workers and May Allow Remote Code Execution

F5 has shipped fixes for a critical nginx flaw that lets a remote, unauthenticated attacker trigger a heap buffer overflow in the worker process with crafted

Critical NGINX Vulnerability Can Crash Workers and May Allow Remote Code Execution - IT Security News

F5 has shipped fixes for a critical nginx flaw that lets a remote, unauthenticated attacker trigger a heap buffer overflow in the worker process with crafted HTTP requests. CVE-2026-42533 was patched on July 15 in nginx 1.30.4 (stable) and 1.31.3…Read more →

Critical NGINX Vulnerability Can Crash Workers and May Allow Remote Code Execution

F5 patches CVE-2026-42533, a regex map heap overflow that crashes nginx workers and may allow RCE in specific configurations.

NGINX Vulnerability Patch: F5 Fixes Critical HTTP/3 and HTTP/2 Remote Code Execution Flaws

NGINX vulnerability patch is now critical: F5’s June 2026 out-of-band advisory covers two unauthenticated CVSS 9.2 flaws in HTTP/3 QUIC and HTTP/2 gRPC modules that can crash workers or enable remote

The ASLR Caveat on NGINX’s Critical HTTP/3 Flaw Changes Nothing About Urgency - IT Security News

CVE-2026-42530, the NGINX HTTP/3 vulnerability rated CVSS 9.2, is collecting dismissals because exploitation requires ASLR to be disabled or bypassed. Here is why that framing is wrong and why patching cannot wait. The ASLR Caveat on NGINX’s Critical HTTP/3 Flaw…Read more →

NGINX HTTP/3 Vulnerability: Why ASLR Won't Save You

The NGINX HTTP/3 vulnerability CVE-2026-42530 is 9.2 for good reason. Relying on ASLR to mitigate it ignores how real attacks work. Patch now.

F5 Patches Two Critical NGINX Open Source Flaws Enabling Remote Code Execution

F5 fixes CVE-2026-42530 and CVE-2026-42055 in NGINX Open Source, addressing HTTP/3 and HTTP/2 flaws that could allow remote code execution.

Critical flaw in software powering a third of the internet is already being exploited – free checker now available - IT Security News

A critical security vulnerability in NGINX, the web server software underpinning more than 30% of all websites globally, has been confirmed as actively exploited in the wild, less than a week after its public disclosure. The flaw, tracked as CVE-2026-42945…Read more →

Hackers Actively Exploit ‘Nginx Rift’ Vulnerability Affecting NGINX, F5 Products

Hackers are actively exploiting the Nginx Rift vulnerability affecting NGINX and F5 products, exposing servers to denial-of-service attacks.

CVE-2026-42945: Mitigating a Critical Heap Buffer Overflow Vulnerability in NGINX - IT Security News

Discover CVE-2026-42945 (NGINX Rift), a critical heap buffer overflow vulnerability. Learn about the affected versions and critical patch updates. This article has been indexed from Blog Read the original article: CVE-2026-42945: Mitigating a Critical Heap Buffer Overflow Vulnerability in NGINXRead ...

Hackers Actively Exploiting Critical NGINX RCE Vulnerability in the Wild - IT Security News

Hackers are wasting no time exploiting a newly disclosed critical vulnerability in NGINX, with security researchers already observing real-world attacks just days after its public release. Security researcher Patrick Garrity from VulnCheck revealed that threat actors are actively targeting CVE-2026-...

Attackers are exploiting critical NGINX vulnerability (CVE-2026-42945) - IT Security News

A critical NGINX vulnerability (CVE-2026-42945) disclosed last week is being exploited by attackers, VulnCheck security researcher Patrick Garrity revealed on Saturday. The vulnerability, dubbed NGINX Rift, can be reliably exploited to trigger a denial-of-service condition and can potentially allow ...