CVE-2026-6771

A flaw was found in Firefox and Thunderbird. The Mozilla Foundation's Security Advisory describes the following issue: Mitigation bypass in the DOM: Security component...

CVE-2026-6771

creationtimestamp| type| source ---|---|--- 2026-04-21 20:00:00+00:00| seen| https://www.hkcert.org/security-bulletin/mozilla-products-multiple-vulnerabilities20260422 2026-04-21 21:26:08+00:00| published-proof-of-concept| Telegram/Sh-VDLwDsigv2TtmIHQb5bM9xL-0-hntwqefkM3TigDwq8o 2026-04-22...

CVE-2026-6771

Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10...

Linux Distros Unpatched Vulnerability : CVE-2026-6771

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10...

Mozilla Thunderbird < 150.0

The version of Thunderbird installed on the remote Windows 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 vulnerability was fix...