CVE-2025-14332
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-12-09

Last updated on: 2026-04-13

Assigner: Mozilla Corporation

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 was fixed in Firefox 146 and Thunderbird 146.
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Meta Information
Published
2025-12-09
Last Modified
2026-04-13
Generated
2026-06-16
AI Q&A
2025-12-10
EPSS Evaluated
2026-06-15
NVD
CVE-2025-14332
Affected Vendors & Products
Showing 2 associated CPEs
Vendor Product Version / Range
mozilla firefox to 146.0 (exc)
mozilla thunderbird to 146.0 (exc)
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-787 The product writes data past the end, or before the beginning, of the intended buffer.
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Mitigation Strategies

To mitigate this vulnerability, update Firefox to version 146 or later, as the vulnerability affects Firefox versions earlier than 146. Similarly, ensure Thunderbird is updated to the latest version. Avoid using affected versions to prevent exploitation.

Executive Summary

This vulnerability involves memory safety bugs in Firefox 145 and Thunderbird 145. Some of these bugs showed evidence of memory corruption, which means that with enough effort, an attacker could potentially exploit them to run arbitrary code on the affected systems. It affects Firefox versions earlier than 146.

Impact Analysis

If exploited, this vulnerability could allow an attacker to execute arbitrary code on your system, potentially leading to unauthorized access, data theft, or system compromise.

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