#VU116994 Buffer overflow in Mozilla products - CVE-2025-11714
Published: October 14, 2025
Vulnerability identifier: #VU116994
Vulnerability risk: High
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2025-11714
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
Firefox ESR
Mozilla Firefox
Firefox for Android
Firefox ESR
Mozilla Firefox
Firefox for Android
Software vendor:
Mozilla
Mozilla
Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error when processing HTML content. A remote attacker can create a specially crafted website, trick the victim into opening it, trigger memory corruption and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Remediation
Install updates from vendor's website.
External links
- https://www.mozilla.org/en-US/security/advisories/mfsa2025-82/
- https://www.mozilla.org/en-US/security/advisories/mfsa2025-83/
- https://www.mozilla.org/en-US/security/advisories/mfsa2025-81/
- https://bugzilla.mozilla.org/buglist.cgi?bug_id=1973699
- https://bugzilla.mozilla.org/buglist.cgi?bug_id=1989945
- https://bugzilla.mozilla.org/buglist.cgi?bug_id=1990970
- https://bugzilla.mozilla.org/buglist.cgi?bug_id=1991040
- https://bugzilla.mozilla.org/buglist.cgi?bug_id=1992113