High severity · published Jul 11, 2026
CVE-2026-61426
PraisonAI before 1.7.3 Unauthenticated Agent Access via Insecure Defaults
8.6
CVSS
0.4%
EPSS
No
On KEV
Description
PraisonAI before 1.7.3 contains an insecure default configuration that binds to all interfaces with no API key requirement and wildcard CORS. Unauthenticated attackers can call GET /api/agents to read agent instructions and system prompts, or POST /api/chat to invoke agents without authentication.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
Low
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 34% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PR
PraisonAI · MervinPraison
before 1.7.3 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-61426
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-61426
github.com
https://github.com/MervinPraison/PraisonAI/security/advisories/GHSA-6wjp-v33h-5cvq
www.vulncheck.com
https://www.vulncheck.com/advisories/praisonai-before-unauthenticated-agent-access-via-insecure-defaults
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