CVE-2026-8092
high
CVSS v3
8.1
CVSS v4 NEW
—
VIR risk
8.1
Description
Important: firefox security update
Predictions
Exploit likelihood
88%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| rhel | 9 | fixed | |
| debian | sid | fixed | 150.0.2-1 |
| debian | bookworm | fixed | 140.10.2esr-1~deb12u1 |
| debian | bullseye | fixed | 140.10.2esr-1~deb11u1 |
| debian | forky | fixed | 140.10.2esr-1 |
| debian | trixie | fixed | 140.10.2esr-1~deb13u1 |
| sles | affected | |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| mozilla | firefox | {"endExcluding":"115.35.2"} | 115.35.2 |
| mozilla | thunderbird | {"startIncluding":"140.0","endExcluding":"140.10.2"} | 140.10.2 |
References
- https://access.redhat.com/errata/RHSA-2026:20574
- https://bugzilla.mozilla.org/buglist.cgi?bug_id=1806249%2C2021977%2C2022576%2C2022722%2C2024439%2C2027883%2C2029463%2C2030323%2C2032042%2C2032043%2C2033270%2C2033637%2C2034422%2C2034496%2C2035879%2C2036516
- https://www.mozilla.org/security/advisories/mfsa2026-40/
- https://www.mozilla.org/security/advisories/mfsa2026-41/
- https://www.mozilla.org/security/advisories/mfsa2026-42/
- https://www.mozilla.org/security/advisories/mfsa2026-43/
- https://www.mozilla.org/security/advisories/mfsa2026-44/
- https://security-tracker.debian.org/tracker/CVE-2026-8092
- https://www.suse.com/security/cve/CVE-2026-8092.html
- https://access.redhat.com/errata/RHSA-2026:20566
- https://bugzilla.redhat.com/2467706
- https://bugzilla.redhat.com/2467708
- https://bugzilla.redhat.com/2467709
- https://errata.almalinux.org/8/ALSA-2026-20566.html
- https://errata.almalinux.org/9/ALSA-2026-20574.html
CWEs
CWE-125 CWE-416 CWE-787
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.