RCE in Mervinpraison Praisonai
CVE-2026-61444
PraisonAI versions before 4.6.78 contain a code injection vulnerability in deploy/api.py where the agents_file parameter is directly interpolated into an f-string without sanitization. Attackers can inject arbitrary Python code that executes when the generated server code runs via subprocess.Popen().
Vulnerability class: RCE (Remote Code Execution)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.006 (45.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 46th percentile — 45.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000
Affected products
- Mervinpraison Praisonai — versions 0, 4.6.78
Weakness classification (CWE)
References
- github.com/MervinPraison/PraisonAI/security/advisories/GHSA-g6j7-pffp-8whg (vendor-advisory)
- www.vulncheck.com/advisories/praisonai-before-code-injection-via-f-string (third-party-advisory)
Frequently asked questions
- What is CVE-2026-61444?
- CVE-2026-61444 is a critical-severity vulnerability in Mervinpraison Praisonai, classified under Code Injection. CVSS score: 9.1/10. Published 2026-07-10.
- How severe is CVE-2026-61444?
- Critical severity. CVSS v3 base score is 9.1 out of 10.