What is CVE-2026-9056?

CVE-2026-9056 is a medium-severity vulnerability in Talend Administration Center, classified under CWE-94: IMPROPER NEUTRALIZATION OF INPUT DURING WEB PAGE GENERATION ('CROSS-SITE SCRIPTING'). CVSS score: 5.4/10. Published 2026-05-20.

How severe is CVE-2026-9056?

Medium severity. CVSS v3 base score is 5.4 out of 10.

Vulnerability in Talend Administration Center

CVE-2026-9056

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.

EPSS: 0.000 (8.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

Affected products

Talend Administration Center — versions 8.0

References

4ac701fe-44e9-4bcd-9585-dd6449257611

Frequently asked questions

What is CVE-2026-9056?: CVE-2026-9056 is a medium-severity vulnerability in Talend Administration Center, classified under CWE-94: IMPROPER NEUTRALIZATION OF INPUT DURING WEB PAGE GENERATION ('CROSS-SITE SCRIPTING'). CVSS score: 5.4/10. Published 2026-05-20.
How severe is CVE-2026-9056?: Medium severity. CVSS v3 base score is 5.4 out of 10.