CVE-2023-39997: Supsystic Popup

Critical severity, CVSS 9.8. EPSS: 0.7% chance of exploitation in the next 30 days.

Missing Authorization vulnerability in supsystic.com Popup by Supsystic allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Popup by Supsystic: from n/a through 1.10.19.

Affected products

• Supsystic Popup: before 1.10.20 (fixed in 1.10.20)

Published 2024-12-13. Last modified 2026-06-17.