TI-2025-14118 Aliases CVE-2025-15479 GHSA-cc7j-j6fh-4xhc

NGSurvey Enterprise 3.6.4 incorrect authorization exposes other users’ API keys and personal data

LOW 23CWE-79Published 2026-01-07 · Updated 2026-01-07

Key facts

Attack vector: Network
Privileges required: Low
User interaction: Passive
Attack complexity: Low
Attack requirements: None
Impact type: Cross-site scripting
Confidentiality · integrity · availability: None · None · None
Fix status: Fixed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-79.

Summary

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.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00201 10th percentileScored 2026-11-07

Fix Fixed NGSurvey (Data Illusion Zumbrunn): 3.6.17

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: No
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
Data Illusion Zumbrunn	NGSurvey	3.6.4 to before 3.6.17	3.6.17	Patch available	CNA

NGSurvey VendorData Illusion Zumbrunn Affected 3.6.4 to before 3.6.17 Fixed in 3.6.17 Patch available CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:ngsurvey:ngsurvey:::::enterprise:::*	before 3.6.17	Vulnerable	Ngsurvey

cpe:2.3:a:ngsurvey:ngsurvey:*:*:*:*:enterprise:*:*:* Versions before 3.6.17 Vulnerable ·Ngsurvey

Remediation

Fix · CNA NGSurvey (Data Illusion Zumbrunn) Fixed in 3.6.17

Timeline

2026-10-02 Threatist record created from CVE-2025-15479
2026-10-03 Alias added: GHSA-cc7j-j6fh-4xhc

References

Advisory 2

TI-2025-12642 Incorrect authorization in Data Illusion Zumbrunn NGSurvey CVSS 4.0HIGH 8.6

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences