CVE-2025-59826

FlagForgeCTF Vulnerable to Unauthorized Problem Creation

CVSS 7.6 HIGHEPSS 0.2%CWE-862

Vexday Risk Score

21Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 7.6EPSS 0.2%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

23 Sep 2025Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

Flag Forge is a Capture The Flag (CTF) platform. In version 2.1.0, non-admin users can create arbitrary challenges, potentially introducing malicious, incorrect, or misleading content. This issue has been patched in version 2.2.0.

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

Affected products

FlagForgeCTF · flagForge

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References

https://github.com/FlagForgeCTF/flagForge/security/advisories/GHSA-q7pg-qchv-3pc5