CVE-2022-2200
High
Description
If an object prototype was corrupted by an attacker, they would have been able to set undesired attributes on a JavaScript object, leading to privileged code execution. This vulnerability affects Firefox < 102, Firefox ESR < 91.11, Thunderbird < 102, and Thunderbird < 91.11.
SeverityHigh
CVSS8.8
Exploit probability—
Product
Mozilla Firefox
PublishedDec 22, 2022
First seenDec 22, 2022
Weakness typeCWE-1321Prototype pollution
How to fix
Update
- mozilla firefox102.0 or later
- mozilla firefox_esr91.11 or later
- mozilla thunderbird91.11 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| mozilla firefox | v < 102.0 | 102.0 |
| mozilla firefox_esr | v < 91.11 | 91.11 |
| mozilla thunderbird | v < 91.11 | 91.11 |
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