CVE-2026-8094
published 2026-05-07CVE-2026-8094: Other issue in the WebRTC component. This vulnerability was fixed in Firefox ESR 140.10.2 and Thunderbird 140.10.2.
PriorityP351critical9.8CVSS 3.1
AVNACLPRNUINSUCHIHAH
EPSS
0.45%
36.2th percentile
Other issue in the WebRTC component. This vulnerability was fixed in Firefox ESR 140.10.2 and Thunderbird 140.10.2.
Affected
6 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| mozilla | firefox | < 140.10.2 | 140.10.2 |
| mozilla | firefox | — | — |
| mozilla | firefox_esr | < Firefox ESR 140.10.2 | Firefox ESR 140.10.2 |
| mozilla | thunderbird | < Thunderbird 140.10.2 | Thunderbird 140.10.2 |
| mozilla | thunderbird | < 140.10.2 | 140.10.2 |
| rhel10 | firefox-flatpak | — | — |
CVSS provenance
nvdv3.19.8CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
vendor_redhat9.8CRITICAL
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GHSA
GHSA-5ghx-9783-29rc: Other issue in the WebRTC component
ghsa_unreviewed·2026-05-07
CVE-2026-8094 [CRITICAL] CWE-94 GHSA-5ghx-9783-29rc: Other issue in the WebRTC component
Other issue in the WebRTC component. This vulnerability was fixed in Firefox ESR 140.10.2.
VulDB
Mozilla Firefox up to 140.10.1 WebRTC Remote Code Execution
vuldb·2026-05-07
CVE-2026-8094 [CRITICAL] Mozilla Firefox up to 140.10.1 WebRTC Remote Code Execution
A vulnerability classified as critical has been found in Mozilla Firefox up to 140.10.1. Affected by this issue is some unknown functionality of the component WebRTC. Performing a manipulation results in Remote Code Execution.
This vulnerability is reported as CVE-2026-8094. The attack is possible to be carried out remotely. No exploit exists.
It is recommended to upgrade the affected component.
Red Hat
firefox: Other issue in the WebRTC component
vendor_redhat·2026-05-07·CVSS 9.8
CVE-2026-8094 [CRITICAL] firefox: Other issue in the WebRTC component
firefox: Other issue in the WebRTC component
A flaw was found in Firefox. The Mozilla Foundation's Security Advisory describes the following issue:
Other issue in the WebRTC component
Statement: Red Hat Product Security rates the severity of this flaw as determined by the Mozilla Foundation Security Advisory.
Package: firefox (Red Hat Enterprise Linux 10) - Affected
Package: rhel10/firefox-flatpak (Red Hat Enterprise Linux 10) - Affected
Package: firefox (Red Hat Enterprise Linux 6) - Out of support scope
Package: firefox (Red Hat Enterprise Linux 7) - Affected
Package: firefox (Red Hat Enterprise Linux 8) - Affected
Package: firefox (Red Hat Enterprise Linux 9) - Affected
Mozilla
Mozilla Foundation Security Advisory 2026-41: CVE-2026-8094
vendor_mozilla
CVE-2026-8094 Mozilla Foundation Security Advisory 2026-41: CVE-2026-8094
Mozilla Foundation Security Advisory 2026-41
CVE: CVE-2026-8094
Product: Firefox ESR
Impact: high
Fixed in: Firefox ESR 140.10.2
Mozilla
Mozilla Foundation Security Advisory 2026-44: CVE-2026-8094
vendor_mozilla·CVSS 9.8
CVE-2026-8094 [CRITICAL] Mozilla Foundation Security Advisory 2026-44: CVE-2026-8094
Mozilla Foundation Security Advisory 2026-44
CVE: CVE-2026-8094
Product: Thunderbird
Impact: high
Fixed in: Thunderbird 140.10.2
No detection rules found.
No public exploits indexed.
https://bugzilla.mozilla.org/show_bug.cgi?id=2035939https://www.mozilla.org/security/advisories/mfsa2026-41/https://www.mozilla.org/security/advisories/mfsa2026-44/https://access.redhat.com/errata/RHSA-2026:19160https://access.redhat.com/errata/RHSA-2026:20566https://access.redhat.com/errata/RHSA-2026:20574https://access.redhat.com/errata/RHSA-2026:24508https://access.redhat.com/errata/RHSA-2026:24509https://access.redhat.com/errata/RHSA-2026:24510https://access.redhat.com/errata/RHSA-2026:24511https://access.redhat.com/errata/RHSA-2026:24516https://access.redhat.com/errata/RHSA-2026:24755https://access.redhat.com/errata/RHSA-2026:24983https://access.redhat.com/errata/RHSA-2026:25015https://access.redhat.com/security/cve/CVE-2026-8094https://bugzilla.redhat.com/show_bug.cgi?id=2467706https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-8094.json
2026-05-07
Published