CVE-2026-30345

High severity, CVSS 7.5. EPSS: 0.5% chance of exploitation in the next 30 days.

A zip slip vulnerability in the Admin import functionality of CTFd v3.8.1-18-gdb5a18c4 allows attackers to write arbitrary files outside the intended directories via supplying a crafted import.

Published 2026-03-18. Last modified 2026-06-17.