Critical severity · published Jul 10, 2026
CVE-2026-61444
PraisonAI before 4.6.78 Code Injection via f-string
9.1
CVSS
0.5%
EPSS
No
On KEV
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().
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 42% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PR
PraisonAI · MervinPraison
before 4.6.78 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-61444
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-61444
github.com
https://github.com/MervinPraison/PraisonAI/security/advisories/GHSA-g6j7-pffp-8whg
www.vulncheck.com
https://www.vulncheck.com/advisories/praisonai-before-code-injection-via-f-string
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