PT-2022-2639 · Mozilla+10 · Thunderbird+13
Manfred Paul
·
Published
2022-05-20
·
Updated
2025-09-29
·
CVE-2022-1802
CVSS v2.0
10
High
| Vector | AV:N/AC:L/Au:N/C:C/I:C/A:C |
Name of the Vulnerable Software and Affected Versions
Firefox ESR versions prior to 91.9.1
Firefox versions prior to 100.0.2
Firefox for Android versions prior to 100.3.0
Thunderbird versions prior to 91.9.1
Description
The issue is related to prototype pollution in the Array object in JavaScript, allowing an attacker to execute attacker-controlled JavaScript code in a privileged context. This can be achieved by corrupting the methods of an Array object. The estimated number of potentially affected devices is not provided.
Recommendations
For Firefox ESR versions prior to 91.9.1, update to version 91.9.1 or later.
For Firefox versions prior to 100.0.2, update to version 100.0.2 or later.
For Firefox for Android versions prior to 100.3.0, update to version 100.3.0 or later.
For Thunderbird versions prior to 91.9.1, update to version 91.9.1 or later.
Exploit
Fix
Type Confusion
Prototype Pollution
Found an issue in the description? Have something to add? Feel free to write us 👾
Related Identifiers
Affected Products
Alt Linux
Almalinux
Astra Linux
Centos
Firefox
Firefox Esr
Firefox For Android
Linuxmint
Red Hat
Red Os
Rocky Linux
Suse
Thunderbird
Ubuntu