CVE-2026-8094

critical
Published 2026-05-26 · Modified 2026-05-26
CVSS v3
9.8
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v2
VIR risk
9.8

Description

Important: firefox security update

Predictions

Exploit likelihood
97%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: alma — https://errata.almalinux.org/9/ALSA-2026-20574.html

vendor Authored 2026-05-27

Vendor advisory: alma — https://errata.almalinux.org/8/ALSA-2026-20566.html

vendor Authored 2026-05-27

Vendor advisory: alma — https://bugzilla.redhat.com/2467709

vendor Authored 2026-05-27

Vendor advisory: alma — https://bugzilla.redhat.com/2467708

vendor Authored 2026-05-27

Vendor advisory: alma — https://bugzilla.redhat.com/2467706

vendor Authored 2026-05-27

Vendor advisory: alma — https://access.redhat.com/errata/RHSA-2026:20566

vendor Authored 2026-05-27

Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2026-8094.html

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2026-8094

vendor Authored 2026-05-27

Vendor advisory: security@mozilla.org — https://www.mozilla.org/security/advisories/mfsa2026-44/

vendor Authored 2026-05-27

Vendor advisory: security@mozilla.org — https://www.mozilla.org/security/advisories/mfsa2026-44/

vendor Authored 2026-05-27

Vendor advisory: security@mozilla.org — https://www.mozilla.org/security/advisories/mfsa2026-41/

vendor Authored 2026-05-27

Vendor advisory: security@mozilla.org — https://www.mozilla.org/security/advisories/mfsa2026-41/

vendor Authored 2026-05-27

Vendor advisory: redhat — https://access.redhat.com/errata/RHSA-2026:20574

OS impact

OSVersionStatusFixed in
redhat rhel9fixed
debian debianbookwormfixed140.10.2esr-1~deb12u1
debian debianbullseyefixed140.10.2esr-1~deb11u1
debian debianforkyfixed140.10.2esr-1
debian debiansidfixed140.10.2esr-1
debian debiantrixiefixed140.10.2esr-1~deb13u1
suse slesaffected

Application impact

VendorProductVersionsFixed
mozillafirefox{"endExcluding":"140.10.2"}140.10.2
mozillathunderbird{"endExcluding":"140.10.2"}140.10.2
mozillafirefox{"endExcluding":"140.10.2"}140.10.2
mozillathunderbird{"endExcluding":"140.10.2"}140.10.2

References

CWEs

CWE-94

Verify integrity in audit chain (admin only). AS-IS.