CVE-2026-0882

πŸ”΄ HIGH

Use-after-free in the IPC component. This vulnerability affects Firefox < 147, Firefox ESR < 115.32, Firefox ESR < 140.7, Thunderbird < 147, and Thunderbird < 140.7.

Published
Jan 13, 2026
Last Modified
Jan 15, 2026
Views
8
Bookmarks
0

Use-after-free in the IPC component. This vulnerability affects Firefox < 147, Firefox ESR < 115.32, Firefox ESR < 140.7, Thunderbird < 147, and Thunderbird < 140.7.

CVSS Scores

CVSS 3.1 8.8
8.8
HIGH
CVSS 2.0 8.8

Additional Information

Source
security@mozilla.org
State
Undergoing analysis

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