CVE-2026-4729: Vulnerability in Mozilla Firefox
Memory safety bugs present in Firefox 148 and Thunderbird 148. 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 < 149.
CVE-2026-4729: Vulnerability in Mozilla Firefox
Description
Memory safety bugs present in Firefox 148 and Thunderbird 148. 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 < 149.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- mozilla
- Date Reserved
- 2026-03-23T23:22:57.190Z
- Cvss Version
- null
- State
- PUBLISHED
Threat ID: 69c2878af4197a8e3b320775
Added to database: 3/24/2026, 12:46:02 PM
Last updated: 3/24/2026, 12:46:18 PM
Views: 1
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