CVE-2025-51966 — MEDIUM (6.1)

Q: How severe is CVE-2025-51966?

CVE-2025-51966 has been rated MEDIUM with a CVSS base score of 6.1/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2025-51966?

Check the references section above for vendor advisories and patch information. Affected products include: U-Tools Utools.

Vulnerability Description

A cross-site scripting (XSS) vulnerability exists in the PDF preview functionality of uTools thru 7.1.1. When a user previews a specially crafted PDF file, embedded JavaScript code executes within the application's privileged context, potentially allowing attackers to steal sensitive data or perform unauthorized actions.

CVSS Score

6.1

MEDIUM

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality

LOW

Integrity

LOW

Availability

NONE

Affected Products

Vendor	Product	Versions
U-Tools	Utools	<= 7.1.1

Related Weaknesses (CWE)

CWE-79

References

https://t1sts.github.io/2025/05/27/uTools-has-an-XSS-vulnerability/ExploitThird Party Advisory
https://t1sts.github.io/2025/09/01/CVE-2025-51966/ExploitThird Party Advisory

FAQ

What is CVE-2025-51966?

CVE-2025-51966 is a vulnerability with a CVSS score of 6.1 (MEDIUM). A cross-site scripting (XSS) vulnerability exists in the PDF preview functionality of uTools thru 7.1.1. When a user previews a specially crafted PDF file, embedded JavaScript code executes within the...

How severe is CVE-2025-51966?

CVE-2025-51966 has been rated MEDIUM with a CVSS base score of 6.1/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-51966?

Check the references section above for vendor advisories and patch information. Affected products include: U-Tools Utools.