What is CVE-2026-61426?

CVE-2026-61426 is a high-severity vulnerability in Mervinpraison Praisonai, classified under Information Disclosure. CVSS score: 8.6/10. Published 2026-07-11.

How severe is CVE-2026-61426?

High severity. CVSS v3 base score is 8.6 out of 10.

Information disclosure in Mervinpraison Praisonai

CVE-2026-61426

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…

Vulnerability class: Information Disclosure

CVSS v3 metric

CVSS v3 base score 8.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L.

Affected products

Mervinpraison Praisonai — versions 0, 1.7.3

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

disclosure@vulncheck.com (vendor-advisory)
disclosure@vulncheck.com (third-party-advisory)

Frequently asked questions

What is CVE-2026-61426?: CVE-2026-61426 is a high-severity vulnerability in Mervinpraison Praisonai, classified under Information Disclosure. CVSS score: 8.6/10. Published 2026-07-11.
How severe is CVE-2026-61426?: High severity. CVSS v3 base score is 8.6 out of 10.