vulnerability
MFSA2023-01 Firefox: Security Vulnerabilities fixed in Firefox 109 (CVE-2023-23604)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 7 | (AV:N/AC:M/Au:N/C:N/I:C/A:N) | Jan 17, 2023 | Jan 18, 2023 | Aug 11, 2025 |
Severity
7
CVSS
(AV:N/AC:M/Au:N/C:N/I:C/A:N)
Published
Jan 17, 2023
Added
Jan 18, 2023
Modified
Aug 11, 2025
Description
A duplicate <code>SystemPrincipal</code> object could be created when parsing a non-system html document via <code>DOMParser::ParseFromSafeString</code>. This could have lead to bypassing web security checks. This vulnerability affects Firefox < 109.
Solution
mozilla-firefox-upgrade-109_0
NEW
Explore Exposure Command
Confidently identify and prioritize exposures from endpoint to cloud with full attack surface visibility and threat-aware risk context.