CVE-2026-61438

PraisonAI before 4.6.78 contains a remote code execution vulnerability in JobWorkflowExecutor._exec_inline_python() due to insufficient AST validation of workflow script steps. Attackers can create malicious YAML workflow files with import os statements followed by os.system() calls that bypass sandbox checks and execute arbitrary OS commands with process privileges.

CVSS 4.0

7.0CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

CVSS 3.1

7.3CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

EPSS

0.3% chance of exploitation in the next 30 days; higher than 23% of CVEs (scores of 2026-10-25)

CWE

CWE-78

Published

2026-07-15

Modified

2026-10-24

Record from

the NVD, synced 2026-10-25

References

• https://github.com/MervinPraison/PraisonAI/security/advisories/GHSA-26mh-57q7-jfvr
• https://www.vulncheck.com/advisories/praisonai-before-remote-code-execution-via-broken-ast-sandbox
• https://github.com/MervinPraison/PraisonAI/security/advisories/GHSA-26mh-57q7-jfvr

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