CVE-2026-113470
Medium
Description
Cryptographic issue in the Security Block-lists, Allow-lists, and other State component. This vulnerability was fixed in Firefox 158.0.1, Firefox ESR 153.5.1, Firefox ESR 115.43.1, Thunderbird 158.0.1, Thunderbird 153.5.1, and Firefox 158.0.2.
SeverityMedium
CVSS5.4
Exploit probability—
Product
Firefox
PublishedOct 20, 2026
First seenOct 20, 2026
Weakness typeCWE-295CWE-295
How to fix
Update
- Mozilla Firefox158.0.1 or later
- Mozilla Firefox ESR153.5.1, 115.43.1 or later
- Mozilla Thunderbird158.0.1, 153.5.1 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Mozilla Firefox | No range specified | 158.0.1 |
| Mozilla Firefox ESR | No range specified | 153.5.1, 115.43.1 |
| Mozilla Thunderbird | No range specified | 158.0.1, 153.5.1 |
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