Auth bypass in Mervinpraison Praisonai
CVE-2026-55530
PraisonAI is a multi-agent teams system. Prior to praisonaiagents 1.6.58, ast_grep_rewrite lacks the @require_approval decorator used by sibling mutation tools. With dry_run=False, an agent-controlled call can pass --update-all and a broad path to rewrite matching files without the expected authorization gate. This issue is fixed in version 1.6.58.
Vulnerability class: Broken Access Control
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:L.
Affected products
- Mervinpraison Praisonai — versions < 4.6.58
- Mervinpraison Praisonaiagents — versions < 1.6.58
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM)
- security-advisories@github.com (x_refsource_MISC)
- security-advisories@github.com (x_refsource_MISC)
Frequently asked questions
- What is CVE-2026-55530?
- CVE-2026-55530 is a medium-severity vulnerability in Mervinpraison Praisonai, classified under Missing Authorization. CVSS score: 6.1/10. Published 2026-08-25.
- How severe is CVE-2026-55530?
- Medium severity. CVSS v3 base score is 6.1 out of 10.