Auth bypass in Mervinpraison Praisonai
CVE-2026-61440
PraisonAI Platform before 0.1.9 fails to properly authorize label and issue-label mutations, allowing workspace members to rename and recolor shared labels and add or remove labels on owner-created issues. Attackers with workspace member privileges can exploit PATCH and POST/DELETE endpoints to alter shared label taxonomy and manipulate issue-label associations without owner or admin authorization.
Vulnerability class: Broken Access Control
EPSS: 0.004 (30.4th 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:N/I:H/A:N.
Affected products
- Mervinpraison Praisonai — versions 0, 0.1.9
Weakness classification (CWE)
References
- disclosure@vulncheck.com (vendor-advisory)
- disclosure@vulncheck.com (patch)
- disclosure@vulncheck.com (third-party-advisory)
Frequently asked questions
- What is CVE-2026-61440?
- CVE-2026-61440 is a medium-severity vulnerability in Mervinpraison Praisonai, classified under Missing Authorization. CVSS score: 6.5/10. Published 2026-07-15.
- How severe is CVE-2026-61440?
- Medium severity. CVSS v3 base score is 6.5 out of 10.