The parent process would not properly check whether the Speech Synthesis feature is enabled, when receiving instructions from a child process. This vulnerability affects Thunderbird < 91.9.
https://bugzilla.mozilla.org/show_bug.cgi?id=1764778
https://www.mozilla.org/security/advisories/mfsa2022-18/
Source: MITRE
Published: 2022-12-22
Updated: 2023-01-04
Type: NVD-CWE-noinfo