CVE-2026-34040

moderate-risk

Published 2026-03-31

Moby is an open source container framework. Prior to version 29.3.1, a security vulnerability has been detected that allows attackers to bypass authorization plugins (AuthZ). This issue has been patched in version 29.3.1.

Do I need to act?

0.01% chance of exploitation

EPSS score — low exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 8.8/10 High

LOCAL / LOW complexity

Affected Products (1)

Moby

Affected Vendors

Mobyproject

References (2)

Release Notes https://github.com/moby/moby/releases/tag/docker-v29.3.1

Vendor Advisory https://github.com/moby/moby/security/advisories/GHSA-x744-4wpc-v9h2

/ 100

moderate-risk

Severity 27/34 · High

Exploitability 0/34 · Minimal

Exposure 5/34 · Minimal