KUNBUS PiCtory version 2.11.1 and earlier are vulnerable to a cross-site-scripting attack via the sso_token used for authentication. If an attacker provides the user with a PiCtory URL containing an HTML script as an sso_token, that script will reply to the user and be executed.
CVE ID: CVE-2025-36558
CVSS Base Severity: MEDIUM
CVSS Base Score: 6.1
CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Vendor: KUNBUS GmbH
Product: Revolution Pi PiCtory
EPSS Score: 0.06% (probability of being exploited)
EPSS Percentile: 17.69% (scored less or equal to compared to others)
EPSS Date: 2025-05-30 (when was this score calculated)