Vulnerability · Published Jul 10, 2026 · Assigned by VulnCheck
CVE-2026-61444PraisonAI before 4.6.78 Code Injection via f-string
Critical 9.1
In plain English
A critical-severity code injection in PraisonAI from MervinPraison. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 43% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)9.1Critical
Exploit odds (30 days)0.5%top 57.3% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
PraisonAI versions before 4.6.78 contain a code injection vulnerability in deploy/api.py where the agents_file parameter is directly interpolated into an f-string without sanitization. Attackers can inject arbitrary Python code that executes when the generated server code runs via subprocess.Popen().
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| PyPI | praisonai | 4.6.78 | GHSA-g6j7-pffp-8whg |
| PyPI | praisonai | 4.6.78 | PYSEC-2026-4256 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| MervinPraison | PraisonAI | 0 – before 4.6.78 |
Weakness: CWE-94 · Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
References
- GitHub Security Advisory (GHSA-g6j7-pffp-8whg) vendor-advisory
- VulnCheck Advisory: PraisonAI before 4.6.78 Code Injection via f-string third-party-advisory