CVE-2026-93317
Published:October 05, 2026
Updated:October 13, 2026
An unauthenticated attacker controlling a registry or OCI-layout blob source could provide blob contents that did not match the claimed digest. The resulting snapshot could be cached under that digest and reused by a later victim build, compromising build-input integrity.
Affected Packages
https://github.com/moby/buildkit.git (GITHUB):
Affected version(s) >=v0.28.0-rc1 <v0.33.1Fix Suggestion:
Update to version v0.33.1github.com/moby/buildkit (GO):
Affected version(s) >=v0.33.0-rc2 <v0.33.1Fix Suggestion:
Update to version v0.33.1Related Resources (4)
Do you need more information?
Contact UsCVSS v4
Base Score:
5.9
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
PRESENT
Privileges Required
NONE
User Interaction
ACTIVE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
HIGH
Vulnerable System Availability
NONE
Subsequent System Confidentiality
NONE
Subsequent System Integrity
LOW
Subsequent System Availability
NONE
CVSS v3
Base Score:
7.4
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
NONE
Integrity
HIGH
Availability
NONE
Weakness Type (CWE)
Improper Validation of Integrity Check Value
EPSS
Base Score:
0.16