What is CVE-2026-44339?

CVE-2026-44339 is a high-severity vulnerability in Mervinpraison Praisonai, classified under Use of Externally-Controlled Input to Select Classes or Code (Unsafe Reflection). CVSS score: 8.6/10. Published 2026-05-08.

How severe is CVE-2026-44339?

High severity. CVSS v3 base score is 8.6 out of 10.

Vulnerability in Mervinpraison Praisonai

CVE-2026-44339

PraisonAI is a multi-agent teams system. Prior to praisonai version 4.6.37 and praisonaiagents version 1.6.37, praisonaiagents resolves unresolved tool names against module globals and __main__ after it fails to match the declared tool lis…

EPSS: 0.000 (11.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L.

Affected products

Mervinpraison Praisonai — versions praisonaiagents < 1.6.37, praisonai < 4.6.37
Praison Praisonai
Praison Praisonaiagents

Weakness classification (CWE)

CWE-470 — Use of Externally-Controlled Input to Select Classes or Code (Unsafe Reflection)

References

https://github.com/MervinPraison/PraisonAI/security/advisories/GHSA-gmjg-hv98-qggq (x_refsource_CONFIRM, Exploit, Vendor Advisory)

Frequently asked questions

What is CVE-2026-44339?: CVE-2026-44339 is a high-severity vulnerability in Mervinpraison Praisonai, classified under Use of Externally-Controlled Input to Select Classes or Code (Unsafe Reflection). CVSS score: 8.6/10. Published 2026-05-08.
How severe is CVE-2026-44339?: High severity. CVSS v3 base score is 8.6 out of 10.