CVE-2025-15479
NGSurvey Enterprise 3.6.4 incorrect authorization exposes other users’ API keys and personal data
- State
- Published
- Severity
- 5.1 Medium
- Published
- Jan 7, 2026
- Updated
- Jan 7, 2026
- Reserved
- Jan 7, 2026
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 5.1 Medium | 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 | TCS-CERT |
Weaknesses
- CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Affected Products
| Product | Versions |
|---|---|
NGSurveyData Illusion Zumbrunn |
|
References
- https://docs.ngsurvey.com/installation-setup/change-log#id-3.6.17-2025-05-28vendor-advisory
- https://cds.thalesgroup.com/en/tcs-cert/CVE-2025-15479third-party-advisory
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