Feed/CVE-2026-6755
CVE-2026-6755MEDIUMCVSS 6.5

CVE-2026-6755

Published Apr 21, 2026·Updated Jun 17, 2026

NVD Description

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

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

References

View on NVD Search GitHub Search Google

Get alerted for CVEs like this

Register your stack and get notified within minutes when a matching CVE drops.

Start monitoring free