vulnerability
Red Hat: CVE-2022-34479: CVE-2022-34479 Mozilla: A popup window could be resized in a way to overlay the address bar with web content (Multiple Advisories)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 8 | (AV:N/AC:H/Au:N/C:C/I:C/A:C) | Jun 30, 2022 | Jul 5, 2022 | Jun 12, 2026 |
Severity
8
CVSS
(AV:N/AC:H/Au:N/C:C/I:C/A:C)
Published
Jun 30, 2022
Added
Jul 5, 2022
Modified
Jun 12, 2026
Description
A flaw was found in Mozilla. The Mozilla Foundation Security Advisory describes the issue of a malicious website that creates a popup that could have resized the popup to overlay the address bar with its own content, resulting in potential user confusion or spoofing attacks.
Solutions
redhat-upgrade-firefoxredhat-upgrade-firefox-debuginforedhat-upgrade-firefox-debugsourceredhat-upgrade-thunderbirdredhat-upgrade-thunderbird-debuginforedhat-upgrade-thunderbird-debugsource
References
Rapid7 Labs
2026 Global Threat Landscape Report
The predictive window has collapsed. Exploitation follows disclosure in days. See how attackers are accelerating and how to stay ahead.