All vulnerabilities
CVE-2026-113470

Firefox: Cryptographic issue in the Security Block-lists, Allow-lists, and other State component

Mozilla FirefoxApplications & CMS
Open in ThreatlineRecord JSON
CVSS
5.4Medium
ExploitationNo known exploitationNot in CISA KEV, which does not prove it is unexploitedCISA KEV
Exploit odds (EPSS)0.34%Chance of exploitation activity in the next 30 days, higher than 26% of CVEs. Scored 23 Oct 2026FIRST EPSS
Fixed inNone listedNo source names a fixed version. Check the vendor advisory below
Published20 Oct 2026Updated 21 Oct 2026CVE List

What fixes it

No source in this snapshot names a fixed version. The vendor advisories under References are the place to check.

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.

Text from CVE List

Affected versions 6

  • Firefoxunaffected: 115.43.1 through 115.*CVE List
  • Firefoxunaffected: 153.5.1 through 153.*CVE List
  • Firefoxunaffected: 158.0.1 through 158.*CVE List
  • Firefoxunaffected: 158.0.2CVE List
  • Thunderbirdunaffected: 153.5.1 through 153.*CVE List
  • Thunderbirdunaffected: 158.0.1CVE List

References 8