CVE-2026-33997

CWE-193CWE-26612 documents8 sources
Severity
8.1HIGH
EPSS
0.0%
top 98.08%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedMar 31
Latest updateApr 2

Description

Moby is an open source container framework. Prior to version 29.3.1, a security vulnerability has been detected that allows plugins privilege validation to be bypassed during docker plugin install. Due to an error in the daemon's privilege comparison logic, the daemon may incorrectly accept a privilege set that differs from the one approved by the user. Plugins that request exactly one privilege are also affected, because no comparison is performed at all. This issue has been patched in version

CVSS vector

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:NExploitability: 1.6 | Impact: 5.2

Affected Packages3 packages

CVEListV5moby/moby< 29.3.1
NVDmobyproject/moby< 29.3.1
Gogithub.com/moby/moby/v2< 2.0.0-beta.8

🔴Vulnerability Details

5
OSV
Moby has an Off-by-one error in its plugin privilege validation in github.com/docker/docker2026-04-02
CVEList
Moby: Off-by-one error in plugin privilege validation2026-03-31
OSV
CVE-2026-33997: Moby is an open source container framework2026-03-31
OSV
Moby has an Off-by-one error in its plugin privilege validation2026-03-27
GHSA
Moby has an Off-by-one error in its plugin privilege validation2026-03-27

📋Vendor Advisories

2
Red Hat
moby: docker: github.com/moby/moby: Moby: Privilege validation bypass during plugin installation2026-03-31
Debian
CVE-2026-33997: docker.io - Moby is an open source container framework. Prior to version 29.3.1, a security ...2026

🕵️Threat Intelligence

1
Wiz
CVE-2026-33997 Impact, Exploitability, and Mitigation Steps | Wiz

💬Community

3
Bugzilla
CVE-2026-33997 inspektor-gadget: Moby: Privilege validation bypass during plugin installation [fedora-43]2026-03-31
Bugzilla
CVE-2026-33997 inspektor-gadget: Moby: Privilege validation bypass during plugin installation [fedora-42]2026-03-31
Bugzilla
CVE-2026-33997 moby: docker: github.com/moby/moby: Moby: Privilege validation bypass during plugin installation2026-03-31
CVE-2026-33997 (HIGH CVSS 8.1) | Moby is an open source container fr | cvebase.io