CVE-2026-73376: Supsystic Ultimate Maps By Supsystic

Critical severity, CVSS 9.8. EPSS: 0.6% chance of exploitation in the next 30 days.

Unauthenticated PHP Object Injection in Ultimate Maps by Supsystic < 1.5.0 versions.

Affected products

• Supsystic Ultimate Maps By Supsystic: before 1.5.0 (fixed in 1.5.0)

Published 2026-08-18. Last modified 2026-08-20.