CVE-2025-15479
MEDIUM EPSS 6.5%
Published Jan 7, 20265mo ago · Modified Jun 17, 20262w ago
5.1 CVSS 4.0
Published Jan 7, 2026 5mo ago
Last Modified Jun 17, 2026 2w ago
Description
Stored cross-site scripting (XSS, CWE-79) in the survey content and administration functionality in Data Illusion Zumbrunn NGSurvey Enterprise Edition 3.6.4 on all supported platforms ( on Windows and Linux servers ) allows authenticated remote users with survey creation or edit privileges to execute arbitrary JavaScript in other users’ browsers, steal session information and perform unauthorized actions on their behalf via crafted survey content that is rendered without proper output encoding.
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction P
Scope X
Threat Intelligence
EPSS Exploit Probability
6.5% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available
Weaknesses 1
CWE-79 Cross-site Scripting Injection
Affected Products 1
| Vendor | Product | Version | Range |
|---|---|---|---|
| ngsurvey | ngsurvey | * | <3.6.17 |
References 2
- cds.thalesgroup.com https://cds.thalesgroup.com/en/tcs-cert/CVE-2025-15479
- docs.ngsurvey.com https://docs.ngsurvey.com/installation-setup/change-log#id-3.6.17-2025-05-28
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.