CVE-2026-39981: AGiXT is a dynamic AI Agent Automation Platform

Q: How do I fix CVE-2026-39981?

agixt: upgrade to 1.9.2. Exact commands for each OS are on this page.

Q: Is CVE-2026-39981 being exploited?

CVE-2026-39981 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-39981 affect?

CVE-2026-39981 affects agixt. Severity is high (CVSS 8.8). 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 attacke

Q: How urgent is CVE-2026-39981?

Priority 53/100. High severity; Public exploit reference

This month

HIGH 8.8UPGRADE

CVE-2026-39981 is a high-severity flaw (CVSS 8.8) affecting agixt. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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.

Why this priority

High severity
Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	8.8 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	1.3% (top 29%)
CISA exploited list	No
Weakness	CWE-22
Published	2026-04-09
Last modified	2026-10-26

Publisher (CNA): GitHub, Inc. · Vendor: agixt

Last updated 2026-10-26 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-04-09 18:17 UTCPublished CVE record published
2026-10-26 22:10 UTCUpdated Record last modified

agixt agixt UPGRADE

Affected: < 1.9.2

Fixed in: 1.9.2

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy agixt || rpm -q agixt || agixt --version

2. UPGRADE to 1.9.2 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade agixt

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade agixt

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-39981?

agixt: upgrade to 1.9.2. Exact commands for each OS are on this page.

Is CVE-2026-39981 being exploited?

CVE-2026-39981 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-39981 affect?

CVE-2026-39981 affects agixt. Severity is high (CVSS 8.8). 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 attacke

How urgent is CVE-2026-39981?

Priority 53/100. High severity; Public exploit reference

References

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