CVE-2025-65899

Severity: medium (CVSS 5.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2025-12-04 · updated 2026-06-17
Weakness: CWE-204

Description

Kalmia CMS version 0.2.0 contains a user enumeration vulnerability in its authentication mechanism. The application returns different error messages for invalid users (user_not_found) versus valid users with incorrect passwords (invalid_password). This observable response discrepancy allows unauthenticated attackers to enumerate valid usernames on the system.

Affected products

Difuse Kalmia: 0.2.0

References

https://github.com/DifuseHQ/Kalmia
https://github.com/Noxurge/CVE-2025-65899/blob/main/README.md

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