How to fix CVE-2025-13829?

Within 24 hours: Identify all NGSurvey instances in production and document current version numbers. Within 7 days: Apply vendor-released patch to all affected NGSurvey deployments; verify patch application through version confirmation and access control testing. Within 30 days: Conduct access audit to detect any unauthorized data access during the vulnerability window and review user activity logs for anomalous permission usage.

CVE-2025-13829

EUVD-2025-200016 HIGH

2025-12-01 64c5ae8f-7972-4697-86a0-7ada793ac795

Authentication Bypass

8.6

CVSS 4.0

CVSS VectorNVD

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/AU:Y

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Lifecycle Timeline

Analysis Updated

Apr 16, 2026 - 06:24 EUVD-patch-fix

executive_summary

Re-analysis Queued

Apr 16, 2026 - 05:29 backfill_euvd_patch

patch_released

patch_available

Apr 16, 2026 - 05:29 EUVD

3.6.17

Analysis Generated

Mar 15, 2026 - 13:34 vuln.today

EUVD ID Assigned

Mar 15, 2026 - 13:34 euvd

EUVD-2025-200016

CVE Published

Dec 01, 2025 - 16:15 nvd

HIGH 8.6

DescriptionNVD

Incorrect Authorization vulnerability in Data Illusion Zumbrunn NGSurvey allows any logged-in user to obtain the private information of any other user.

Critical information retrieved:

APIKEY (1 year user Session)
RefreshToken (10 minutes user Session)
Password hashed with bcrypt
User IP
Email
Full Name

AnalysisAI

A security vulnerability in Incorrect Authorization vulnerability in Data Illusion Zumbrunn NGSurvey (CVSS 8.6) that allows any logged-in user. High severity vulnerability requiring prompt remediation.

Technical ContextAI

CWE-863 (Incorrect Authorization). CVSS 8.6 indicates high severity. Affects Incorrect Authorization vulnerability in Data Illusion Zumbrunn NGSurvey.

RemediationAI

Monitor vendor channels for patch availability.

CVE-2025-13829 vulnerability details – vuln.today

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