Improper access control in DOMPurify - #VU137373
Published: July 13, 2026
Vulnerability identifier: #VU137373
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: N/A
CWE-ID: CWE-284
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Cure53
Affected software:
DOMPurify
DOMPurify
Detailed vulnerability description
The vulnerability allows a remote user to bypass attribute sanitization restrictions.
The vulnerability exists due to improper access control in setConfig() when modifying sanitizer configuration. A remote user can invoke setConfig() to bypass attribute sanitization restrictions.
Remediation
Install security update from vendor's website.