An attacker who compromised a content process could have partially escaped the sandbox to read arbitrary files via clipboard-related IPC messages.<br>*This bug only affects Thunderbird for Linux. Other operating systems are unaffected.*. This vulnerability affects Firefox < 108, Firefox ESR < 102.6, and Thunderbird < 102.6.
https://www.mozilla.org/security/advisories/mfsa2022-53/
https://www.mozilla.org/security/advisories/mfsa2022-52/
https://www.mozilla.org/security/advisories/mfsa2022-51/
https://security.gentoo.org/glsa/202305-13