VulnerabilityModified
CVE-2026-8094
This vulnerability was fixed in Firefox ESR 140.10.2 and Thunderbird 140.10.2.
CRITICAL 9.8EPSS 0.45%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.45%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Other issue in the WebRTC component. This vulnerability was fixed in Firefox ESR 140.10.2 and Thunderbird 140.10.2.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.45% probability · 38th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-94
- Affected
- mozilla/firefox · mozilla/thunderbird
- Source
- security@mozilla.org
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=2035939Permissions Required
- https://www.mozilla.org/security/advisories/mfsa2026-41/Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2026-44/Vendor Advisory
- https://access.redhat.com/errata/RHSA-2026:19160
- https://access.redhat.com/errata/RHSA-2026:20566
- https://access.redhat.com/errata/RHSA-2026:20574
- https://access.redhat.com/errata/RHSA-2026:21381
- https://access.redhat.com/errata/RHSA-2026:22325
- https://access.redhat.com/errata/RHSA-2026:22643
- https://access.redhat.com/errata/RHSA-2026:24508
- https://access.redhat.com/errata/RHSA-2026:24509
- https://access.redhat.com/errata/RHSA-2026:24510
- https://access.redhat.com/errata/RHSA-2026:24511
- https://access.redhat.com/errata/RHSA-2026:24516
- https://access.redhat.com/errata/RHSA-2026:24755
- https://access.redhat.com/errata/RHSA-2026:24983
- https://access.redhat.com/errata/RHSA-2026:25015
- https://access.redhat.com/errata/RHSA-2026:26174
- https://access.redhat.com/errata/RHSA-2026:26268
- https://access.redhat.com/errata/RHSA-2026:26269
- https://access.redhat.com/errata/RHSA-2026:26270
- https://access.redhat.com/errata/RHSA-2026:26521
- https://access.redhat.com/errata/RHSA-2026:26536
- https://access.redhat.com/errata/RHSA-2026:26539
- https://access.redhat.com/security/cve/CVE-2026-8094
- https://bugzilla.redhat.com/show_bug.cgi?id=2467706
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-8094.json
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.