Mozilla Paths Firefox Bug 'exploited in nature', similar to insects attacking Chrome

Mozilla has solved a security error in his Firefox for the Windows browser that was “being exploited in nature.”

In A brief updateMozilla said the browser updated to Firefox version 136.0.4 After identifying and fixing the new error, tracked as CVE-2025-2857, which presents a “similar pattern” to an error that Google poured in its Chrome browser earlier this week.

Anyone who exploits the error could escape from Firefox Sandbox, which limits the access of the browser to other applications and data on the user's computer.

The error also affects other browsers with the same code base as Firefox for Windows, such as the Tor browser, which also I received a patch updating the browser at 14.0.7.

Kaspersky's researcher Boris Larin, who first discovered Chrome's zero day, confirmed in a publication That the root cause of chrome error also affects Firefox. Kaspersky previously linked the use of exploits to attacks against journalists, employees of educational institutions and government organizations in Russia.