Auth bypass in Difuse Kalmia
CVE-2025-65900
Kalmia CMS version 0.2.0 contains an Incorrect Access Control vulnerability in the /kal-api/auth/users API endpoint. Due to insufficient permission validation and excessive data exposure in the backend, an authenticated user with basic read permissions can retrieve sensitive information for all platform users.
Vulnerability class: Broken Access Control
EPSS: 0.003 (19.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.
Affected products
- Difuse Kalmia — versions 0.2.0
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Product)
- cve@mitre.org (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2025-65900?
- CVE-2025-65900 is a medium-severity vulnerability in Difuse Kalmia, classified under Incorrect Authorization. CVSS score: 6.5/10. Published 2025-12-04.
- How severe is CVE-2025-65900?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2025-65900 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.