CVE-2022-1802

If an attacker was able to corrupt the methods of an Array object in JavaScript via prototype pollution, they could have achieved execution of attacker-controlled JavaScript code in a privileged context. This vulnerability affects Firefox ESR < 91.9.1, Firefox < 100.0.2, Firefox for Android < 100.3.0, and Thunderbird < 91.9.1.

Score

CVSS 3.1 8.8 High

Status

Modified - security@mozilla.org

Published

2022-12-22

Last modified

2025-04-16

Weaknesses

CWE-1321

Affected products

• Firefox (Mozilla)
• Firefox Esr (Mozilla)
• Firefox For Android (Mozilla)
• Thunderbird (Mozilla)

References

• https://bugzilla.mozilla.org/show_bug.cgi?id=1770137
• https://www.mozilla.org/security/advisories/mfsa2022-19/