Firefox to the Rescue: Critical Security Flaw Patched Faster than a Sneeze!
Mozilla has released Firefox 136.0.4 to patch a critical security vulnerability. Tracked as CVE-2025-2857, this flaw lets attackers escape the browser’s sandbox on Windows. It’s like the browser equivalent of a jailbreak, but without the fancy orange jumpsuit. Firefox’s security team is on it, though!

Hot Take:
In the latest game of ‘Catch the Bug,’ Mozilla’s Firefox has patched a sneaky little vulnerability that was trying to pull an ‘I’m too cool for the sandbox’ routine. CVE-2025-2857 thought it could crash the party on Windows systems, but Mozilla said, ‘Not on my watch!’ Maybe this bug should have checked its invitation at the door.
Key Points:
- Critical vulnerability CVE-2025-2857 patched in Firefox 136.0.4.
- Flaw allowed sandbox escapes on Windows systems.
- Mozilla’s fix affects both standard and extended support releases.
- Similar vulnerability in Chrome was used in a cyber-espionage campaign.
- Russian organizations targeted in related attack campaigns.
Already a member? Log in here