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Fencer Intel
medium 5.4

CVE-2026-113470 json

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

published 20d ago modified 19d ago also EUVD-2026-104991

cvss
5.4
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.5%
EPSS 0.5% chance of exploitation in 30 days, percentile 40%
public exploits
0
none known

Summary

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.

Patch / fix

  • mozilla firefox 115.43.1, 153.5.1, 158.0.1
  • mozilla firefox_esr 115.43.1, 153.5.1, 158.0.1
  • mozilla thunderbird 153.5.1, 158.0.1
  • firefox-esr Debian 12 153.5.1esr-1~deb12u1
  • firefox-esr Debian 13 153.5.1esr-1~deb13u1
  • firefox-esr Debian 14 153.5.1esr-1
  • thunderbird Debian 12 1:153.5.1esr-1~deb12u1
  • thunderbird Debian 13 1:153.5.1esr-1~deb13u1

debian advisories DEBIAN-CVE-2026-113470

  • mozilla-nss Linux Micro 6.2 3.125-160000.3.1
  • MozillaFirefox SLES LTSS Extended Security 12 SP5, SLES 12 SP5-LTSS 153.6.0-118.19.2

suse advisories SUSE-SU-2026:4928-1SUSE-SU-2026:24412-1

  • MozillaFirefox openSUSE Tumbleweed 158.0.1-1.1
  • MozillaFirefox openSUSE Leap 16.0 153.5.1-160000.1.1
  • mozilla-nss openSUSE Leap 16.0 3.125-160000.3.1
  • MozillaThunderbird openSUSE Tumbleweed 153.5.1-1.1
  • firefox-esr openSUSE Tumbleweed 153.5.1-1.1

opensuse advisories openSUSE-SU-2026:12259-1openSUSE-SU-2026:22159-1openSUSE-SU-2026:12224-1openSUSE-SU-2026:12211-1

Is CVE-2026-113470 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2026-113470 updated cvss 7.1

firefox: Firefox: Website spoofing via failure to block compromised intermediate certificates

  • Red Hat Enterprise Linux 7 firefox, firefox 140.17.0-1.el10_2 Red Hat Enterprise Linux 8 firefox, firefox 140.17.0-1.el10_2 Red Hat Enterprise Linux 9 firefox, firefox-x11, firefox 140.17.0-1.el10_2 Red Hat Enterprise Linux 10 rhel10/firefox-flatpak, firefox 140.17.0-1.el10_2
    affected: no fix available

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
20d ago

Exploit prediction

0.46% chance of exploitation in the next 30 days, higher than 40% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
CISA ADP 3.1 5.4 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
CNA 3.1 5.4 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N

Affected products

  • Mozilla Firefox
  • Mozilla Thunderbird

Classification

Weakness
  • CWE-295 Improper Certificate Validation

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.