CVE-2026-61438
HIGHPraisonAI before 4.6.78 Remote Code Execution via Broken AST Sandbox
Title source: cnaDescription
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.
References (2)
Core 2
Core References
Vendor Advisory vendor-advisory
GitHub Security Advisory (GHSA-26mh-57q7-jfvr)
https://github.com/MervinPraison/PraisonAI/security/advisories/GHSA-26mh-57q7-jfvr
Third Party Advisory third-party-advisory
VulnCheck Advisory: PraisonAI before 4.6.78 Remote Code Execution via Broken AST Sandbox
https://www.vulncheck.com/advisories/praisonai-before-remote-code-execution-via-broken-ast-sandbox
Scores
CVSS v3
7.3
EPSS
0.0020
EPSS Percentile
10.3%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
total
Details
CWE
CWE-78
Status
published
Products (2)
MervinPraison/PraisonAI
< 4.6.78
MervinPraison/PraisonAI
4.6.78
Published
Jul 15, 2026
Tracked Since
Jul 15, 2026