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High · 7.7 CVE-2025-5591 EUVD-2026-0919GHSA-8f4c-27f5-j68q

Stored Cross-site Scripting (XSS) in Kentico Xperience 13

Published Jan 5, 2026 · Updated Jan 5, 2026 · Assigned by TML

Description

Kentico Xperience 13 is vulnerable to a stored cross-site scripting attack via a form component, allowing an attacker to hijack a victim user’s session and perform actions in their security context.

Affected products

VendorProductAffectedFixed
Kentico Kentico Xperience 13.0.167 —

References