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CVE-2026-30345 Details

ANALYZED

This CVE record has been analyzed and enriched by NVDAPI.com as an independent party.

Description

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.

Metrics

CVSS 3.x Severity and Vector Strings:

VolerionCVSS-B:5.8 MEDIUMVector:CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:N

CNA: CISA-ADPCVSS-B:7.5 HIGHVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://blog.ctfd.io/ctfd-3-8-2/	[email protected]	AdvisoryRemedy
https://gist.github.com/syphonetic/2e16a6d1a44e7970c849a17efd0a2270	[email protected]
https://github.com/CTFd/CTFd	[email protected]	Vendor
https://github.com/CTFd/CTFd/security/policy	[email protected]	Permission RequiredVendor
https://github.com/syphonetic/CVE-2026-30345	[email protected]	Exploit

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-23	Relative Path Traversal	CISA-ADP

Affected Products

Product	Versions
CTFd	< 3.8.2 (semver)
CPE cpe:2.3:a:ctfd:ctfd:::::::: Remediation Upgrade: 3.8.2moderate efforthttps://github.com/CTFd/CTFd/releases/tag/3.8.2?ref=blog.ctfd.io

Change History

5 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	[email protected]
Jun 17, 2026	CVE Modified	CISA-ADP
Apr 28, 2026	CVE Modified	[email protected]
Mar 19, 2026	CVE Modified	CISA-ADP
Mar 18, 2026	New CVE Received	[email protected]