CVE-2025-23214

Description

Cosmos provides users the ability self-host a home server by acting as a secure gateway to your application, as well as a server manager. By monitoring the error code returned in the login, it is possible to figure out whether a user exist or not in the database. Patched in 0.17.7.

Weakness Type (CWE)

CWE-204 CWE-204

References

Other References

https://github.com/azukaar/Cosmos-Server/commit/ef643b4882b0ec074f4021d52583c7c00eac4691 https://github.com/azukaar/Cosmos-Server/security/advisories/GHSA-5843-2p4f-57fh

Frequently Asked Questions

What is CVE-2025-23214? +

Cosmos provides users the ability self-host a home server by acting as a secure gateway to your application, as well as a server manager. By monitoring the error code returned in the login, it is possible to figure out whether a user exist or not in the database. Patched in 0.17.7.

How do I check if I'm vulnerable to CVE-2025-23214? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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CWE-204: Observable Response Discrepancy