AZL-112756
Dashboard / Vulnerabilities / AZL-112756
Summary: CVE-2026-121520 affecting package moby-engine 25.0.18-1
Details: In BuildKit versions prior to v0.34.1, a malicious client with access to the BuildKit control APIs can submit a build request that sets an extended attribute on a file outside the BuildKit state directory. Extended attributes in the trusted. or security. namespaces may also be set, potentially giving a program on the host elevated privileges. This issue affects build services that accept build requests from untrusted users. The issue is fixed in v0.34.1.
References: https://nvd.nist.gov/vuln/detail/CVE-2026-121520
Affected packages
Package
Name: moby-engine
Purl: pkg:rpm/azure-linux/moby-engine
Affected ranges
Type: ECOSYSTEM
Events:
Introduced- 0
Fixed -None
Affected versions
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
