Linux Distros Unpatched Vulnerability : CVE-2026-6755

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: postMessage component. This vulnerability was fixed in Firefox 150 and Thunderbird 150. CVE-2026-6755 Note that Nessus relies on t...

SUSE CVE-2026-6755

Mitigation bypass in the DOM: postMessage component. This vulnerability was fixed in Firefox 150 and Thunderbird 150...

CVE-2026-6755

Mitigation bypass in the DOM: postMessage component. This vulnerability was fixed in Firefox 150 and Thunderbird 150...

CVE-2026-6755

Mitigation bypass in the DOM: postMessage component. This vulnerability was fixed in Firefox 150 and Thunderbird 150...

UBUNTU-CVE-2026-6755

Mitigation bypass in the DOM: postMessage component. This vulnerability was fixed in Firefox 150 and Thunderbird 150...

CVE-2026-6755

CVE-2026-6755 describes a mitigation bypass in the DOM: postMessage component. Affected products reference Mozilla Firefox and Thunderbird; the vulnerability was fixed in Firefox 150 and Thunderbird 150. The CVSSv3.1 base score is 6.5 (Network attack vector, Low attack complexity, Privileges requ...

Mozilla -- Mitigation bypass

https://bugzilla.mozilla.org/showbug.cgi?id=1880429 reports: Mitigation bypass in the DOM: postMessage component...