CVE-2026-34040

CVE Enrichment

CVSS: 7.8 HIGH
EPSS: 9.27%
EPSS Percentile: 95.38%
CISA KEV: Not listed

Description

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.

Technical Details

CVSS Version: 3.1
CNA / NVD Source: [email protected]
Published: 31-Mar-2026 10:15
Last Modified: 17-Jun-2026 17:38
EPSS Date: 2026-11-06
CWE: CWE-288

CVSS Vector


            CVSS:3.1                            AV:L /
                            AC:L /
                            PR:L /
                            UI:N /
                            S:U /
                            C:H /
                            I:H /
                            A:H

CNA Products / Version Status

moby · moby Source: CNA · [email protected]
Default status: unknown

< 29.3.1 — affected

Affected Products / Versions

docker / engine Source: NVD CPE · affected
Version / affected range: * · before (exclusive) 29.3.1
cpe:2.3:a:docker:engine:*:*:*:*:*:*:*:*

References

Last enrichment sync: 06-Nov-2026 23:52
Sources: NVD · FIRST EPSS · CISA KEV
Latest successful provider update; providers refresh independently.

Reported Context (1)

A high-severity flaw in Docker Engine (CVE-2026-34040) allows attackers to bypass authorization plugins by sending a specially crafted, padded HTTP request that causes the daemon to forward requests without the body. Docker Engine Flaw Can Bypass Authorization Plugins and Enable Host Access

CVE (1)

People (4)

MITRE ATT&CK (1)

Vendors (1)

Products (2)

Note: Related entities, including threat actors, malware, CVEs, MITRE ATT&CK techniques, vendors, products, tools, countries, and industries, are shown when they appear in the same reporting. Their presence does not necessarily mean they were targeted, compromised, vulnerable, responsible for the activity, or directly involved in the incident.