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Debian CVE
Debian CVE
added 2026/04/21 12:40 p.m.8 views

CVE-2026-6752

Incorrect boundary conditions in the WebRTC component. This vulnerability was fixed in Firefox 150, Firefox ESR 115.35, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10...

7.5CVSS5.2AI score0.00306EPSS
Exploits0
AlpineLinux
AlpineLinux
added 2026/04/21 12:40 p.m.5 views

CVE-2026-6747

Use-after-free in the WebRTC component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10...

7.5CVSS5.8AI score0.004EPSS
Exploits0References5
Debian CVE
Debian CVE
added 2026/04/21 12:40 p.m.6 views

CVE-2026-6747

Use-after-free in the WebRTC component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10...

7.5CVSS5.2AI score0.004EPSS
Exploits0
Kaspersky
Kaspersky
added 2026/04/21 12:0 a.m.12 views

KLA90991 Multiple vulnerabilities in Mozilla Firefox

Multiple vulnerabilities were found in Mozilla Firefox. Malicious users can exploit these vulnerabilities to bypass security restrictions, cause denial of service, execute arbitrary code, obtain sensitive information, spoof user interface. Below is a complete list of vulnerabilities: 1. A remote...

9.8CVSS6.7AI score0.04938EPSS
Exploits1References4
Positive Technologies
Positive Technologies
added 2026/04/21 12:0 a.m.4 views

PT-2026-33961

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 150 Thunderbird versions prior to 150 Description Incorrect boundary conditions exist in the WebRTC component, which is a framework that enables real-time communication voice, video, and data within web browsers...

9.8CVSS5.1AI score0.04938EPSS
Exploits1References47
Tenable Nessus
Tenable Nessus
added 2026/04/21 12:0 a.m.10 views

Mozilla Thunderbird < 150.0

The version of Thunderbird installed on the remote macOS or Mac OS X host is prior to 150.0. It is, therefore, affected by multiple vulnerabilities as referenced in the mfsa2026-33 advisory. - Incorrect boundary conditions, integer overflow in the Audio/Video: Playback component. This vulnerabili...

9.8CVSS6.2AI score0.04938EPSS
Exploits1References43
FreeBSD
FreeBSD
added 2026/04/21 12:0 a.m.15 views

Mozilla -- Incorrect boundary conditions

https://bugzilla.mozilla.org/showbug.cgi?id=2021770 reports: Incorrect boundary conditions in the WebRTC: Networking component...

7.8CVSS5.2AI score0.0011EPSS
Exploits0References1
FreeBSD
FreeBSD
added 2026/04/21 12:0 a.m.5 views

Mozilla -- Incorrect boundary conditions in the WebRTC component

https://bugzilla.mozilla.org/showbug.cgi?id=2021768 reports: Incorrect boundary conditions in the WebRTC component...

5.3CVSS5.2AI score0.00208EPSS
Exploits0References1
FreeBSD
FreeBSD
added 2026/04/21 12:0 a.m.9 views

Mozilla -- Incorrect boundary

https://bugzilla.mozilla.org/showbug.cgi?id=2027501 reports: Incorrect boundary conditions in the WebRTC component...

7.5CVSS5.2AI score0.00306EPSS
Exploits0References1
RedHat Linux
RedHat Linux
added 2026/04/15 10:57 a.m.10 views

firefox: thunderbird: Undefined behavior in the WebRTC: Signaling component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Undefined behavior in the WebRTC: Signaling component...

9.8CVSS7.2AI score0.00418EPSS
Exploits0References6
RedHat Linux
RedHat Linux
added 2026/04/15 10:54 a.m.6 views

firefox: thunderbird: Denial-of-service in the WebRTC: Signaling component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Denial-of-service in the WebRTC: Signaling component...

7.5CVSS7.2AI score0.00414EPSS
Exploits0References6
RedHat Linux
RedHat Linux
added 2026/04/15 10:54 a.m.8 views

firefox: thunderbird: Undefined behavior in the WebRTC: Signaling component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Undefined behavior in the WebRTC: Signaling component...

9.8CVSS7.2AI score0.00418EPSS
Exploits0References6
RedHat Linux
RedHat Linux
added 2026/04/13 12:47 p.m.8 views

firefox: thunderbird: Denial-of-service in the WebRTC: Signaling component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Denial-of-service in the WebRTC: Signaling component...

7.5CVSS7.2AI score0.00414EPSS
Exploits0References6
RedHat Linux
RedHat Linux
added 2026/04/13 12:47 p.m.9 views

firefox: thunderbird: Undefined behavior in the WebRTC: Signaling component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Undefined behavior in the WebRTC: Signaling component...

8.1CVSS7.2AI score0.00299EPSS
Exploits0References6
RedHat Linux
RedHat Linux
added 2026/04/13 10:58 a.m.7 views

firefox: thunderbird: Denial-of-service in the WebRTC: Signaling component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Denial-of-service in the WebRTC: Signaling component...

7.5CVSS7.2AI score0.00414EPSS
Exploits0References6
RedHat Linux
RedHat Linux
added 2026/04/13 10:37 a.m.5 views

firefox: thunderbird: Undefined behavior in the WebRTC: Signaling component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Undefined behavior in the WebRTC: Signaling component...

8.1CVSS7.2AI score0.00299EPSS
Exploits0References6
RedHat Linux
RedHat Linux
added 2026/04/13 10:37 a.m.4 views

firefox: thunderbird: Undefined behavior in the WebRTC: Signaling component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Undefined behavior in the WebRTC: Signaling component...

9.8CVSS7.2AI score0.00418EPSS
Exploits0References6
RedHat Linux
RedHat Linux
added 2026/04/13 10:24 a.m.3 views

firefox: thunderbird: Undefined behavior in the WebRTC: Signaling component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Undefined behavior in the WebRTC: Signaling component...

9.8CVSS7.2AI score0.00418EPSS
Exploits0References6
RedHat Linux
RedHat Linux
added 2026/04/13 10:24 a.m.5 views

firefox: thunderbird: Undefined behavior in the WebRTC: Signaling component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Undefined behavior in the WebRTC: Signaling component...

8.1CVSS7.2AI score0.00299EPSS
Exploits0References6
RedHat Linux
RedHat Linux
added 2026/04/13 10:16 a.m.5 views

firefox: thunderbird: Denial-of-service in the WebRTC: Signaling component

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Denial-of-service in the WebRTC: Signaling component...

7.5CVSS7.2AI score0.00414EPSS
Exploits0References6
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