Vulnerability Report

CVE-2026-34040

Title: Authorization Bypass in Moby

Auth Bypass

Proof Of Concept

PoC Available for CVE-2026-34040

CWE Category CWE-288
Published Date Mar 31, 2026
Modified Date Jun 16, 2026
Exploit Status Available
Score 8.8 CVSS v3.1
Exploit Probability (EPSS)
10.14%

Vulnerability Summary

CVE-2026-34040: 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.

Impacted Vendors

D
docker 1
A
anchore 1
M
mobyproject 1

Reference Links

https://github.com/moby/moby/releases/tag/docker-v29.3.1 https://github.com/moby/moby/security/advisories/GHSA-x744-4wpc-v9h2
CVSS v3.1
Source Entity [email protected]
Severity HIGH
8.8
Attack Vector
LOCAL
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
CHANGED
RAW VECTOR CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
CVSS v3.1
Source Entity [email protected]
Severity HIGH
7.8
Attack Vector
LOCAL
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2026-34040 Exploits & PoCs (Proof Of Concept)

GitHub https://github.com/m0nk3ygod/CVE-2026-34040-PoC
View Code
MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data updated via NVD.

Attack Vector Matrix

Access Vector LOCAL
Complexity LOW
Privileges N/A
Interaction NONE
CVSS Vector String CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Affected Stack

No specific products linked.