CVE-2026-34937: PraisonAI is a multi-agent teams system

Q: How do I fix CVE-2026-34937?

praisonaiagents: upgrade to 1.5.90. Exact commands for each OS are on this page.

Q: Is CVE-2026-34937 being exploited?

CVE-2026-34937 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-34937 affect?

CVE-2026-34937 affects praisonaiagents. Severity is high (CVSS 7.8). PraisonAI is a multi-agent teams system. Prior to version 1.5.90, run_python() in praisonai constructs a shell command string by interpolating user-controlled code into python3 -c " " and passing it to subprocess.run(..., shell=True).

This month

HIGH 7.8UPGRADE

CVE-2026-34937 is a high-severity flaw (CVSS 7.8) affecting praisonaiagents. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

PraisonAI is a multi-agent teams system. Prior to version 1.5.90, run_python() in praisonai constructs a shell command string by interpolating user-controlled code into python3 -c "<code>" and passing it to subprocess.run(..., shell=True). The escaping logic only handles \ and ", leaving $() and backtick substitutions unescaped, allowing arbitrary OS command execution before Python is invoked. This issue has been patched in version 1.5.90.

Why this priority

High severity
Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	7.8 (High)
Attack vector	Local
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.5% (top 54%)
CISA exploited list	No
Weakness	CWE-78
Published	2026-04-03
Last modified	2026-07-24

Publisher (CNA): GitHub, Inc. · Vendor: praison

Last updated 2026-07-24 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-04-03 23:17 UTCPublished CVE record published
2026-07-24 22:10 UTCUpdated Record last modified

praison praisonaiagents UPGRADE

Affected: < 1.5.90

Fixed in: 1.5.90

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy praisonaiagents || rpm -q praisonaiagents || praisonaiagents --version

2. UPGRADE to 1.5.90 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade praisonaiagents

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade praisonaiagents

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-34937?

praisonaiagents: upgrade to 1.5.90. Exact commands for each OS are on this page.

Is CVE-2026-34937 being exploited?

CVE-2026-34937 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-34937 affect?

CVE-2026-34937 affects praisonaiagents. Severity is high (CVSS 7.8). PraisonAI is a multi-agent teams system. Prior to version 1.5.90, run_python() in praisonai constructs a shell command string by interpolating user-controlled code into python3 -c "<code>" and passing it to subprocess.run(..., shell=True).

How urgent is CVE-2026-34937?

Priority 44/100. High severity; Public exploit reference

Software pages

Python vulnerabilities

Related CVEs

CVE-2026-40288 CRITICAL 9.8 UPGRADE UPGRADE PraisonAI is a multi-agent teams system
CVE-2026-40289 CRITICAL 9.1 UPGRADE UPGRADE PraisonAI is a multi-agent teams system
CVE-2026-40111 HIGH 8.8 UPGRADE PraisonAIAgents is a multi-agent teams system
CVE-2026-40287 HIGH 8.4 UPGRADE UPGRADE PraisonAI is a multi-agent teams system
CVE-2026-40152 MEDIUM 5.3 UPGRADE PraisonAIAgents is a multi-agent teams system

References

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