PT-2026-26021 · Ctfd · Ctfd

Syphonetic · Published 2026-03-17 · Updated 2026-03-19 · CVE-2026-30345

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions CTFd versions prior to 3.8.2

Description A zip slip issue exists in the Admin import functionality. This allows attackers to write arbitrary files outside of the intended directories by supplying a crafted import file. The vulnerability affects the backup import functionality.

Recommendations Update to version 3.8.2 or later.

Exploit

Fix

Relative Path Traversal

Weakness Enumeration

CWE-23

Related Identifiers

CVE-2026-30345

Affected Products

Ctfd

References · 9

• 🔥 https://github.com/syphonetic/CVE-2026-30345 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-30345 · Security Note
• https://github.com/CTFd/CTFd/security/policy · Note
• https://github.com/CTFd/CTFd · Note
• https://blog.ctfd.io/ctfd-3-8-2 · Note
• https://gist.github.com/syphonetic/2e16a6d1a44e7970c849a17efd0a2270 · Note
• https://twitter.com/CVEnew/status/2034520438290698442 · Twitter Post
• https://twitter.com/piedpiper1616/status/2034192174754210196 · Twitter Post
• https://twitter.com/VulmonFeeds/status/2034009617903063546 · Twitter Post