CVE-2022-1802
HIGH8.8EPSS 67.9%Published: 12/22/2022Modified: 4/28/2026
Description
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.
Affected packages (2)
- Debian/firefox-esrfrom 0, < 91.9.1esr-1~deb11u1
- Debian/thunderbirdfrom 0, < 1:91.10.0-1~deb11u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |