CVE-2025-14861

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2025-14861
Memory safety bugs present in Firefox 146. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 146.0.1.

8.8 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://bugzilla.mozilla.org/buglist.cgi?bug_id=1996570%2C1999700 Broken Link
https://www.mozilla.org/security/advisories/mfsa2025-98/ Vendor Advisory
Configurations

Configuration 1 (hide)

cpe:2.3:a:mozilla:firefox:*:*:*:*:-:*:*:*
History

30 Dec 2025, 20:05

Type Values Removed Values Added
First Time Mozilla
Mozilla firefox
CPE cpe:2.3:a:mozilla:firefox:*:*:*:*:-:*:*:*
References () https://bugzilla.mozilla.org/buglist.cgi?bug_id=1996570%2C1999700 - () https://bugzilla.mozilla.org/buglist.cgi?bug_id=1996570%2C1999700 - Broken Link
References () https://www.mozilla.org/security/advisories/mfsa2025-98/ - () https://www.mozilla.org/security/advisories/mfsa2025-98/ - Vendor Advisory

18 Dec 2025, 16:15

Type Values Removed Values Added
CWE CWE-119
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 8.8

18 Dec 2025, 15:15

Type Values Removed Values Added
New CVE
Information

Published : 2025-12-18 15:15

Updated : 2025-12-30 20:05

NVD link : CVE-2025-14861

Mitre link : CVE-2025-14861

CVE.ORG link : CVE-2025-14861

JSON object : View

Products Affected

mozilla

  • firefox
CWE
CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer