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—
ProductFirefox
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

ProductAffected versionsFixed in
Mozilla FirefoxNo range specified158.0.1
Mozilla Firefox ESRNo range specified153.5.1, 115.43.1
Mozilla ThunderbirdNo range specified158.0.1, 153.5.1

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