What is CVE-2026-40111?

CVE-2026-40111 is a high-severity vulnerability in Mervinpraison Praisonaiagents, classified under OS Command Injection. CVSS score: 8.8/10. Published 2026-04-09.

How severe is CVE-2026-40111?

High severity. CVSS v3 base score is 8.8 out of 10.

RCE in Mervinpraison Praisonaiagents

CVE-2026-40111

PraisonAIAgents is a multi-agent teams system. Prior to 1.5.128, he memory hooks executor in praisonaiagents passes a user-controlled command string directly to subprocess.run() with shell=True at src/praisonai-agents/praisonaiagents/memor…

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.002 (13.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Mervinpraison Praisonaiagents — versions < 1.5.128
Praison Praisonaiagents

Weakness classification (CWE)

CWE-78 — OS Command Injection

References

security-advisories@github.com (x_refsource_CONFIRM, Exploit, Vendor Advisory)

Frequently asked questions

What is CVE-2026-40111?: CVE-2026-40111 is a high-severity vulnerability in Mervinpraison Praisonaiagents, classified under OS Command Injection. CVSS score: 8.8/10. Published 2026-04-09.
How severe is CVE-2026-40111?: High severity. CVSS v3 base score is 8.8 out of 10.