CVE-2026-30345

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.

CVSS v3.1 CNA

7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

EPSS

0.53% chance of exploitation in the next 30 days, 44th percentile

Published

2026-03-18

Updated

2026-04-29

Proof-of-concept exploits (1)

• syphonetic/CVE-2026-303455★ · 2026-03-18

References

• CVE Record
• NVD entry