CVE-2026-9056
Security fix for Qlik Talend Administration Center cross-site scripting vulnerability
Description
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.
INFO
Published Date :
May 20, 2026, 5:16 a.m.
Last Modified :
July 23, 2026, 8:10 p.m.
Remotely Exploit :
Yes !
Source :
4ac701fe-44e9-4bcd-9585-dd6449257611
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | |||||
| CVSS 3.1 | MEDIUM | 4ac701fe-44e9-4bcd-9585-dd6449257611 |
Solution
- Apply the latest vendor patches for Talend Administration Center.
- Sanitize all user-supplied input before storing it.
- Implement output encoding to prevent script execution.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-9056.
| URL | Resource |
|---|---|
| https://community.qlik.com/t5/Official-Support-Articles/Security-fix-for-Qlik-Talend-Administration-Center-cross-site/ta-p/2548522 |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-9056 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-9056
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-9056 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-9056 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
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CVE Translated by [email protected]
Jul. 23, 2026
Action Type Old Value New Value Added Translation Title: Talend Administration Center de Talend, Description: Una vulnerabilidad de cross-site scripting almacenado ha sido encontrada en el Talend Administration Center. Un atacante con permiso para gestionar servidores puede almacenar una carga útil de XSS que puede ser activada por un usuario diferente. -
CVE Modified by 4ac701fe-44e9-4bcd-9585-dd6449257611
Jun. 17, 2026
Action Type Old Value New Value Added Affected [{'vendor': 'Talend', 'product': 'Talend Administration Center', 'versions': [{'status': 'affected', 'version': '8.0', 'lessThan': 'Patch_20260123_QTAC-1883 (cumulative patch)_R2026-01_v1-8.0.1', 'versionType': 'custom'}], 'defaultStatus': 'affected'}] -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Jun. 17, 2026
Action Type Old Value New Value Added SSVC {'id': 'CVE-2026-9056', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'none'}, {'automatable': 'no'}, {'technicalImpact': 'partial'}], 'version': '2.0.3', 'timestamp': '2026-05-20T13:08:26.585632Z'} -
New CVE Received by 4ac701fe-44e9-4bcd-9585-dd6449257611
May. 20, 2026
Action Type Old Value New Value Added Description 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. Added CVSS V3.1 AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N Added Reference https://community.qlik.com/t5/Official-Support-Articles/Security-fix-for-Qlik-Talend-Administration-Center-cross-site/ta-p/2548522