Data Illusion Zumbrunn NGSurvey up to 3.6.16 cross site scripting

CVSS Meta Temp Score
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CTI Interest Score
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4.4$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in Data Illusion Zumbrunn NGSurvey up to 3.6.16. This affects an unknown part of the component Survey Handler. Performing a manipulation results in cross site scripting. This vulnerability is identified as CVE-2025-15479. The attack can be initiated remotely. There is not any exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Data Illusion Zumbrunn NGSurvey up to 3.6.16. It has been classified as problematic. This affects some unknown processing of the component Survey Handler. The manipulation with an unknown input leads to a cross site scripting vulnerability. CWE is classifying the issue as CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. This is going to have an impact on integrity. The summary by CVE is:

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.

The weakness was released by Thomas Clair. It is possible to read the advisory at docs.ngsurvey.com. This vulnerability is uniquely identified as CVE-2025-15479 since 01/07/2026. The exploitability is told to be easy. It is possible to initiate the attack remotely. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

Upgrading to version 3.6.17 eliminates this vulnerability.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 4.4
VulDB Meta Temp Score: 4.4

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 5.4
NVD Vector: 🔒

CVSSv2info

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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: NGSurvey 3.6.17

Timelineinfo

01/07/2026 Advisory disclosed
01/07/2026 +0 days CVE reserved
01/07/2026 +0 days VulDB entry created
01/29/2026 +22 days VulDB entry last update

Sourcesinfo

Advisory: docs.ngsurvey.com
Researcher: Thomas Clair
Status: Confirmed

CVE: CVE-2025-15479 (🔒)
GCVE (CVE): GCVE-0-2025-15479
GCVE (VulDB): GCVE-100-339891

Entryinfo

Created: 01/07/2026 16:41
Updated: 01/29/2026 03:07
Changes: 01/07/2026 16:41 (69), 01/29/2026 03:07 (11)
Complete: 🔍
Cache ID: 216::103

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