CVE-2022-26384
Critical
Description
If an attacker could control the contents of an iframe sandboxed with <code>allow-popups</code> but not <code>allow-scripts</code>, they were able to craft a link that, when clicked, would lead to JavaScript execution in violation of the sandbox. This vulnerability affects Firefox < 98, Firefox ESR < 91.7, and Thunderbird < 91.7.
SeverityCritical
CVSS9.6
Exploit probability—
Product
Mozilla Firefox
PublishedDec 22, 2022
First seenDec 22, 2022
Weakness typeCWE-693CWE-693
How to fix
Update
- mozilla firefox98.0 or later
- mozilla firefox_esr91.7 or later
- mozilla thunderbird91.7 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| mozilla firefox | v < 98.0 | 98.0 |
| mozilla firefox_esr | v < 91.7 | 91.7 |
| mozilla thunderbird | v < 91.7 | 91.7 |
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