CVE-2026-30345

HIGHNVD 7.57.5—

7.5

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: 7.5
EG Score: 7.5(medium)
EPSS: 23.8%
KEV: Not listed

Published

March 18, 2026

Last Modified

April 28, 2026

References (5)

cve@mitrehttps://blog.ctfd.io/ctfd-3-8-2/
cve@mitrehttps://gist.github.com/syphonetic/2e16a6d1a44e7970c849a17efd0a2270
cve@mitrehttps://github.com/CTFd/CTFd
cve@mitrehttps://github.com/CTFd/CTFd/security/policy
cve@mitrehttps://github.com/syphonetic/CVE-2026-30345

Data Freshness Timeline

(refreshed 13× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-05-29 13:44 UTCepss_batch
2026-05-29 13:44 UTCepss_batch
2026-05-28 13:44 UTCepss_batch
2026-05-28 13:44 UTCepss_batch
2026-05-28 13:44 UTCepss_batch
2026-05-27 13:40 UTCepss_batch
2026-05-27 13:40 UTCepss_batch
2026-05-27 13:40 UTCepss_batch
2026-05-26 13:44 UTCepss_batch
2026-05-26 13:44 UTCepss_batch
2026-05-26 07:18 UTCepss_batch
2026-05-26 07:18 UTCepss_batch
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2026-05-24 16:59 UTCepss_batch
2026-05-22 21:16 UTCepss_batch
2026-05-20 22:38 UTCepss_batch
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2026-05-20 22:37 UTCepss_batch
2026-05-20 20:59 UTCEG score recompute
2026-05-20 20:59 UTCGHSA enrichment

Frequently asked(5)

What is CVE-2026-30345?

CVE-2026-30345 is a high vulnerability published on March 18, 2026. 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.

When was CVE-2026-30345 disclosed?

CVE-2026-30345 was first published in the National Vulnerability Database on March 18, 2026, with the most recent update on April 28, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2026-30345 actively exploited?

CVE-2026-30345 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 23.8% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2026-30345?

CVE-2026-30345 has a CVSS v3 base score of 7.5 (NVD).

How do I remediate CVE-2026-30345?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-30345, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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CVE-2026-30345

📅 Published

🔄 Last Modified

🔗 References (5)