CVE-2026-39981: AGiXT has a Path Traversal in safe_join()

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.3% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2026-04-09 · updated 2026-10-26
Weakness: CWE-22

Description

AGiXT is a dynamic AI Agent Automation Platform. Prior to 1.9.2, the safe_join() function in the essential_abilities extension fails to validate that resolved file paths remain within the designated agent workspace. An authenticated attacker can use directory traversal sequences to read, write, or delete arbitrary files on the server hosting the AGiXT instance. This vulnerability is fixed in 1.9.2.

Affected products

Josh-XT AGiXT: before 1.9.2 — fixed in 1.9.2

How to fix

Upgrade to a fixed version: Josh-XT AGiXT 1.9.2. Check the vendor advisory for mitigations.

References

https://github.com/Josh-XT/AGiXT/commit/2079ea5a88fa671a921bf0b5eba887a5a1b73d5f
https://github.com/Josh-XT/AGiXT/releases/tag/v1.9.2
https://github.com/Josh-XT/AGiXT/security/advisories/GHSA-5gfj-64gh-mgmw

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