CVE-2022-1529 Information

Description

An attacker could have sent a message to the parent process where the contents were used to double-index into a JavaScript object leading to prototype pollution and ultimately attacker-controlled JavaScript executing in the privileged parent process. This vulnerability affects Firefox ESR < 91.9.1 Firefox < 100.0.2 Firefox for Android < 100.3.0 and Thunderbird < 91.9.1.

Reference

https://bugzilla.mozilla.org/show_bug.cgi?id=1770048 https://www.mozilla.org/security/advisories/mfsa2022-19/