Vulnerability DatabaseCVE-2026-93319
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CVE-2026-93319
Published:October 05, 2026
Updated:October 09, 2026
A malicious external BuildKit frontend can send requests using the internal API that can create conditions for a data race that can cause the BuildKit daemon to panic.
Affected Packages
https://github.com/moby/buildkit.git (GITHUB):
Affected version(s) >=v0.8.0-rc1 <v0.33.1
Fix Suggestion:
Update to version v0.33.1
github.com/moby/buildkit (GO):
Affected version(s) >=v0.33.0-rc2 <v0.33.1
Fix Suggestion:
Update to version v0.33.1
Related Resources (4)
https://nvd.nist.gov/vuln/detail/CVE-2026-93319
https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/93xxx/CVE-2026-93319.json
https://github.com/moby/buildkit/releases/tag/v0.33.1
https://github.com/moby/buildkit/security/advisories/GHSA-4hgw-qrhw-fhg8
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CVSS v4
Base Score:
5.7
Attack Vector
LOCAL
Attack Complexity
LOW
Attack Requirements
PRESENT
Privileges Required
LOW
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
NONE
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
5.5
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Weakness Type (CWE)
Unsynchronized Access to Shared Data in a Multithreaded Context
CWE-567
EPSS
Base Score:
0.09