CVE-2026-102398

Unauthenticated Cross Site Scripting (XSS) in Popup by Supsystic <= 1.13.1 versions.

Published Sep 30, 2026
CVSS 7.1 high
0.2% chance of exploitation in the next 30 days (EPSS)

Affected software

supsystic Popup by Supsystic

CVE-2026-102398 at the National Vulnerability Database