CVE-2025-26791

DOMPurify before 3.2.4 has an incorrect template literal regular expression, sometimes leading to mutation cross-site scripting (mXSS).

CVSS v3 4.5 MEDIUM

4.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.4 / Impact : 2.7

Attack Vector LOCAL

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

References

Link	Resource
https://ensy.zip/posts/dompurify-323-bypass/	Exploit Third Party Advisory
https://github.com/cure53/DOMPurify/commit/d18ffcb554e0001748865da03ac75dd7829f0f02	Patch
https://github.com/cure53/DOMPurify/releases/tag/3.2.4	Release Notes
https://nsysean.github.io/posts/dompurify-323-bypass/	Exploit Third Party Advisory
https://ensy.zip/posts/dompurify-323-bypass/	Exploit Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:cure53:dompurify:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2025-02-14 09:15

Updated : 2025-10-07 20:56

NVD link : CVE-2025-26791

Mitre link : CVE-2025-26791

CVE.ORG link : CVE-2025-26791

JSON object : View

Products Affected

cure53

dompurify

CWE

CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

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