What is CVE-2026-39307?

CVE-2026-39307 is a high-severity vulnerability in Mervinpraison Praisonai, classified under Path Traversal. CVSS score: 8.1/10. Published 2026-04-07.

How severe is CVE-2026-39307?

High severity. CVSS v3 base score is 8.1 out of 10.

Path Traversal in Mervinpraison Praisonai

CVE-2026-39307

PraisonAI is a multi-agent teams system. Prior to 1.5.113, The PraisonAI templates installation feature is vulnerable to a "Zip Slip" Arbitrary File Write attack. When downloading and extracting template archives from external sources (e.g…

Vulnerability class: Path Traversal (Directory Traversal)

EPSS: 0.001 (21.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H.

Affected products

Mervinpraison Praisonai — versions < 4.5.113

Weakness classification (CWE)

CWE-22 — Path Traversal

References

https://github.com/MervinPraison/PraisonAI/security/advisories/GHSA-4ph2-f6pf-79wv (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2026-39307?: CVE-2026-39307 is a high-severity vulnerability in Mervinpraison Praisonai, classified under Path Traversal. CVSS score: 8.1/10. Published 2026-04-07.
How severe is CVE-2026-39307?: High severity. CVSS v3 base score is 8.1 out of 10.