CVE-2025-51966
MEDIUMuTools < 7.1.1 - Stored Cross-Site Scripting via PDF Preview Functionality
Title source: llmDescription
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.
References (2)
Core 2
Core References
Exploit, Third Party Advisory
https://t1sts.github.io/2025/05/27/uTools-has-an-XSS-vulnerability/
Exploit, Third Party Advisory
https://t1sts.github.io/2025/09/01/CVE-2025-51966/
Scores
CVSS v3
6.1
EPSS
0.0023
EPSS Percentile
14.2%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
partial
Details
CWE
CWE-79
Status
published
Products (1)
u-tools/utools
< 7.1.1
Published
Sep 02, 2025
Tracked Since
Feb 18, 2026