PT-2026-106260 · Moby · Buildkit

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CVE-2026-93321

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Published

2026-10-05

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Updated

2026-10-05

CVSS v4.0

6.9

Medium

VectorAV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
A malicious frontend can submit an LLB definition that causes buildkitd to panic and terminate, interrupting all builds running on that daemon.

Fix

Improper Validation of Array Index

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Weakness Enumeration

Related Identifiers

CVE-2026-93321

Affected Products

Buildkit