CVE-2025-11714

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2025-11714
Memory safety bugs present in Firefox ESR 115.28, Firefox ESR 140.3, Thunderbird ESR 140.3, Firefox 143 and Thunderbird 143. 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 < 144, Firefox ESR < 115.29, Firefox ESR < 140.4, Thunderbird < 144, and Thunderbird < 140.4.

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=1973699%2C1989945%2C1990970%2C1991040%2C1992113 Broken Link Issue Tracking
https://www.mozilla.org/security/advisories/mfsa2025-81/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2025-82/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2025-83/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2025-84/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2025-85/ Vendor Advisory
Configurations

Configuration 1 (hide)

OR cpe:2.3:a:mozilla:firefox:*:*:*:*:esr:*:*:*
cpe:2.3:a:mozilla:firefox:*:*:*:*:-:*:*:*
cpe:2.3:a:mozilla:firefox:*:*:*:*:esr:*:*:*
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*
History

16 Oct 2025, 13:46

Type Values Removed Values Added
References () https://bugzilla.mozilla.org/buglist.cgi?bug_id=1973699%2C1989945%2C1990970%2C1991040%2C1992113 - () https://bugzilla.mozilla.org/buglist.cgi?bug_id=1973699%2C1989945%2C1990970%2C1991040%2C1992113 - Broken Link, Issue Tracking
References () https://www.mozilla.org/security/advisories/mfsa2025-81/ - () https://www.mozilla.org/security/advisories/mfsa2025-81/ - Vendor Advisory
References () https://www.mozilla.org/security/advisories/mfsa2025-82/ - () https://www.mozilla.org/security/advisories/mfsa2025-82/ - Vendor Advisory
References () https://www.mozilla.org/security/advisories/mfsa2025-83/ - () https://www.mozilla.org/security/advisories/mfsa2025-83/ - Vendor Advisory
References () https://www.mozilla.org/security/advisories/mfsa2025-84/ - () https://www.mozilla.org/security/advisories/mfsa2025-84/ - Vendor Advisory
References () https://www.mozilla.org/security/advisories/mfsa2025-85/ - () https://www.mozilla.org/security/advisories/mfsa2025-85/ - Vendor Advisory
CPE cpe:2.3:a:mozilla:firefox:*:*:*:*:-:*:*:*
cpe:2.3:a:mozilla:firefox:*:*:*:*:esr:*:*:*
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*
First Time Mozilla thunderbird
Mozilla
Mozilla firefox

15 Oct 2025, 14:15

Type Values Removed Values Added
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 8.8
CWE CWE-787
CWE-125
CWE-119

14 Oct 2025, 13:15

Type Values Removed Values Added
New CVE
Information

Published : 2025-10-14 13:15

Updated : 2025-10-16 13:46

NVD link : CVE-2025-11714

Mitre link : CVE-2025-11714

CVE.ORG link : CVE-2025-11714

JSON object : View

Products Affected

mozilla

  • firefox
  • thunderbird
CWE
CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-125

Out-of-bounds Read

CWE-787

Out-of-bounds Write