What is CVE-2026-61431?

CVE-2026-61431 is a medium-severity vulnerability in Mervinpraison Praisonai, classified under Path Traversal. CVSS score: 5.5/10. Published 2026-07-10.

How severe is CVE-2026-61431?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Path Traversal in Mervinpraison Praisonai

CVE-2026-61431

PraisonAI before 4.6.78 contains a path traversal vulnerability in ContextGatherer that fails to validate include paths in .praisoncontext and .praisoninclude files. Attackers can supply absolute paths or parent directory traversal sequences to read arbitrary files outside the workspace and include their contents in the generated context bundle.

Vulnerability class: Path Traversal (Directory Traversal)

EPSS: 0.003 (17.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N.

Affected products

Mervinpraison Praisonai — versions 0, 4.6.78

Weakness classification (CWE)

CWE-22 — Path Traversal

References

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

Frequently asked questions

What is CVE-2026-61431?: CVE-2026-61431 is a medium-severity vulnerability in Mervinpraison Praisonai, classified under Path Traversal. CVSS score: 5.5/10. Published 2026-07-10.
How severe is CVE-2026-61431?: Medium severity. CVSS v3 base score is 5.5 out of 10.