Memory safety bugs present in Firefox 145 and Thunderbird 145. 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 and Thunderbird < 146.
History

Wed, 10 Dec 2025 20:15:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:mozilla:firefox:*:*:*:*:-:*:*:*
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:-:*:*:*

Wed, 10 Dec 2025 18:00:00 +0000

Type Values Removed Values Added
First Time appeared Mozilla
Mozilla firefox
Mozilla thunderbird
Vendors & Products Mozilla
Mozilla firefox
Mozilla thunderbird

Wed, 10 Dec 2025 14:45:00 +0000

Type Values Removed Values Added
Description Memory safety bugs present in Firefox 145 and Thunderbird 145. 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. Memory safety bugs present in Firefox 145 and Thunderbird 145. 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 and Thunderbird < 146.
References

Wed, 10 Dec 2025 00:15:00 +0000

Type Values Removed Values Added
References
Metrics threat_severity

None

threat_severity

Moderate


Tue, 09 Dec 2025 17:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-787
Metrics cvssV3_1

{'score': 7.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Tue, 09 Dec 2025 13:45:00 +0000

Type Values Removed Values Added
Description Memory safety bugs present in Firefox 145 and Thunderbird 145. 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.
Title Memory safety bugs fixed in Firefox 146 and Thunderbird 146
References

cve-icon MITRE

Status: PUBLISHED

Assigner: mozilla

Published: 2025-12-09T13:38:08.758Z

Updated: 2025-12-10T14:32:24.286Z

Reserved: 2025-12-09T13:38:08.154Z

Link: CVE-2025-14332

cve-icon Vulnrichment

Updated: 2025-12-09T16:53:58.886Z

cve-icon NVD

Status : Analyzed

Published: 2025-12-09T16:17:40.887

Modified: 2025-12-10T20:12:24.120

Link: CVE-2025-14332

cve-icon Redhat

Severity : Moderate

Publid Date: 2025-12-09T13:38:08Z

Links: CVE-2025-14332 - Bugzilla