CVE-2026-9056 PUBLISHED

Security fix for Qlik Talend Administration Center cross-site scripting vulnerability

Assigner: Bugcrowd
Reserved: 20.05.2026 Published: 20.05.2026 Updated: 20.05.2026

A stored cross-site scripting vulnerability has been found in the Talend Administration Center. An attacker with permission to manage servers can store a XSS payload that can be triggered by a different user.

Metrics

CVSS 3.1

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
CVSS Score: 5.4

Attack Vector	Network	Scope	Changed
Attack Complexity	Low	Confidentiality Impact	Low
Privileges Required	Low	Integrity Impact	Low
User Interaction	Required	Availability Impact	None

CVSS 3.1

Product Status

Vendor	Talend
Product	Talend Administration Center
Versions	Default: affected affected from 8.0 to Patch_20260123_QTAC-1883 (cumulative patch)_R2026-01_v1-8.0.1 (excl.)

Credits

Ahsan

References

https://community.qlik.com/t5/Official-Support-Articles/Security-fix-for-Qlik-Talend-Administration-Center-cross-site/ta-p/2548522

Problem Types

CWE-94: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')