CVE-2025-5591

Medium

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.

SeverityMedium
CVSS5.4
Exploit probability—
ProductKentico Xperience
PublishedJan 5, 2026
First seenJan 5, 2026

How to fix

Update
  • kentico xperience13.0.167 or later

Affected products

ProductAffected versionsFixed in
kentico xperience13.0.0 ≤ v < 13.0.16713.0.167

Check your version

Choose the product and enter the version you run to see whether it falls in the affected range.

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