Use-after-free in Mozilla products - CVE-2025-11708

Detailed vulnerability description

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to a use-after-free error in MediaTrackGraphImpl::GetInstance(). A remote attacker can trick the victim into visiting a specially crafted website and execute arbitrary code on the system.

Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.

How to mitigate CVE-2025-11708

Sources

• https://www.mozilla.org/en-US/security/advisories/mfsa2025-83/
• https://www.mozilla.org/en-US/security/advisories/mfsa2025-81/
• https://bugzilla.mozilla.org/show_bug.cgi?id=1988931