What’s Vulnerable › Vulnerabilities

CVE-2026-113470: Cryptographic issue in the Security Block-lists, Allow-lists, and other State component

• Severity: medium (CVSS 5.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-10-20 · updated 2026-10-21
• Weakness: CWE-295

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.

References

• https://bugzilla.mozilla.org/show_bug.cgi?id=2084311
• https://www.mozilla.org/security/advisories/mfsa2026-111/
• https://www.mozilla.org/security/advisories/mfsa2026-112/
• https://www.mozilla.org/security/advisories/mfsa2026-113/
• https://www.mozilla.org/security/advisories/mfsa2026-114/
• https://www.mozilla.org/security/advisories/mfsa2026-115/
• https://www.mozilla.org/security/advisories/mfsa2026-116/
• http://www.openwall.com/lists/oss-security/2026/10/20/30
• https://lists.debian.org/debian-lts-announce/2026/10/msg00041.html

Get alerted when CVE-2026-113470 or the next vulnerability affects your stack