CVE-2026-8094: Other issue in the WebRTC component

Published May 7, 2026
·
Updated

Other issue in the WebRTC component. This vulnerability was fixed in Firefox ESR 140.10.2 and Thunderbird 140.10.2.

Affected Software

5 affected componentsFixes available
Mozilla Firefox ESR<140.10.2
Mozilla Thunderbird<140.10.2
140.10.2
Mozilla Firefox ESR<140.10.2
140.10.2
Mozilla Firefox<140.10.2
Mozilla Thunderbird<140.10.2

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 140.10.2
  2. Upgrade

    Upgrade Firefox ESR to a version that resolves this vulnerability.

    Fixed in 140.10.2
  3. Upgrade

    Upgrade Thunderbird 140.10.2 to a version that resolves this vulnerability.

    Fixed in 140.10.2

Event History

May 7, 2026
CVE Published
via Mozilla·12:00 AM
Data Sourced
via Mozilla·12:00 AM
DescriptionSeverityAffected Software
CVE Published
via MITRE·12:45 PM
Data Sourced
via MITRE·12:45 PM
Description
Data Sourced
via Red Hat·01:01 PM
DescriptionSeverityAffected Software
Data Sourced
via NVD·01:16 PM
DescriptionSeverityWeaknessAffected Software
May 8, 2026
Updated
via Mozilla·12:00 AM
Affected Software

Parent advisories

This vulnerability appears in the following advisories.

Peer vulnerabilities

Found alongside the following vulnerabilities.

Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is the severity of CVE-2026-8094?

CVE-2026-8094 is classified as a moderate vulnerability affecting the WebRTC component.

2

How do I fix CVE-2026-8094?

To address CVE-2026-8094, update to Mozilla Firefox ESR version 140.10.2 or Thunderbird version 140.10.2.

3

What software is affected by CVE-2026-8094?

CVE-2026-8094 affects Mozilla Firefox ESR versions prior to 140.10.2 and Mozilla Thunderbird versions prior to 140.10.2.

4

When was CVE-2026-8094 remediated?

CVE-2026-8094 was remediated in Mozilla Firefox ESR and Thunderbird versions released on or after 140.10.2.

5

What component is impacted by CVE-2026-8094?

CVE-2026-8094 impacts the WebRTC component, which is used for real-time communication in browsers.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203