vulnerability

MFSA2025-73 Firefox: Security Vulnerabilities fixed in Firefox 143 (CVE-2025-10536)

Try Surface Command

Back to search

Severity

CVSS

(AV:L/AC:L/Au:N/C:C/I:N/A:N)

Published

Sep 16, 2025

Added

Sep 17, 2025

Modified

Apr 15, 2026

Description

Information disclosure in the Networking: Cache component. This vulnerability was fixed in Firefox 143, Firefox ESR 140.3, Thunderbird 143, and Thunderbird 140.3.

Solution

mozilla-firefox-upgrade-143_0

References

CVE-2025-10536
https://attackerkb.com/topics/CVE-2025-10536
CWE-200
EUVD-EUVD-2025-29558
http://www.mozilla.org/security/announce/2025/mfsa2025-73.html
https://euvd.enisa.europa.eu/vulnerability/EUVD-2025-29558

Rapid7 Labs

2026 Global Threat Landscape Report

The predictive window has collapsed. Exploitation follows disclosure in days. See how attackers are accelerating and how to stay ahead.

Get report