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CVE-2026-124952
Use-after-free in the Audio/Video component
Overview
Description

Use-after-free in the Audio/Video component. This vulnerability was fixed in Firefox ESR 115.45.

Details
INFO

Published Date :

Nov. 10, 2026, 1:29 p.m.

Last Modified :

Nov. 10, 2026, 1:29 p.m.

Remotely Exploit :

No

Source :

mozilla
Impact
Affected Products

The following products are affected by CVE-2026-124952 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Mozilla firefox
: Total Affected Vendor : 1 | Products : 1
Solution
Update the Audio/Video component to the latest version to fix use-after-free vulnerabilities.
  • Update Firefox ESR to version 115.45 or later.
  • Apply the latest security patches for the Audio/Video component.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-124952 vulnerability anywhere in the article.

Results are limited to the first 20 news articles due to potential performance issues.

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CVSS
Vulnerability Scoring Details
No CVSS metrics available for this vulnerability.