CVE-2025-59833
7.5 · HIGHOverview
CVE-2025-59833 is a high-severity vulnerability affecting flagforge flagforge. It was published on September 24, 2025 and has a CVSS 3.1 base score of 7.5 (HIGH).
This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
Flag Forge is a Capture The Flag (CTF) platform. In versions from 2.1.0 to before 2.3.0, the API endpoint GET /api/problems/:id returns challenge hints in plaintext within the question object, regardless of whether the user has unlocked them via point deduction. Users can view all hints for free, undermining the business logic of the platform and reducing the integrity of the challenge system. This issue has been patched in version 2.3.0.
Remediation
Check the references section for vendor advisories and patches from flagforge. Update flagforge to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| flagforge | flagforge | >= 2.1.0, < 2.3 | Affected |
Frequently Asked Questions
What is CVE-2025-59833?
CVE-2025-59833 is a high-severity vulnerability affecting flagforge flagforge. It was published on September 24, 2025 and has a CVSS 3.1 base score of 7.5 (HIGH).
How severe is CVE-2025-59833?
This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2025-59833?
Check the references section for vendor advisories and patches from flagforge. Update flagforge to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2025-59833?
CyberStrike's AI-powered security agents can automatically detect CVE-2025-59833 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
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