Memory safety bugs present in Firefox 146 and Thunderbird 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 < 147 and Thunderbird < 147.
References
| Link | Resource |
|---|---|
| https://bugzilla.mozilla.org/buglist.cgi?bug_id=1986912%2C1996718%2C1999633%2C2001081%2C2004443 | Broken Link |
| https://www.mozilla.org/security/advisories/mfsa2026-01/ | Vendor Advisory |
| https://www.mozilla.org/security/advisories/mfsa2026-04/ | Vendor Advisory |
Configurations
Configuration 1 (hide)
|
History
No history.
Information
Published : 2026-01-13 14:16
Updated : 2026-01-22 19:14
NVD link : CVE-2026-0892
Mitre link : CVE-2026-0892
CVE.ORG link : CVE-2026-0892
JSON object : View
Products Affected
mozilla
- firefox
- thunderbird
CWE
CWE-119
Improper Restriction of Operations within the Bounds of a Memory Buffer