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CVE-2026-73802

Gitea Runner host isolation bypass through container options PUBLISHED

Description (CNA)

Gitea Runner passes workflow-controlled container options into Docker job container configuration while privileged mode is disabled. Host namespace settings, expanded capabilities, and security profile overrides can remain effective despite Privileged being forced false. A workflow author able to run jobs on an affected Docker-backed runner can use these options to access host namespaces and execute commands as root on the runner host, bypassing the intended container isolation.

Affected (CNA)

Vendor / productVersions
Gitea / Gitea Runneraffected 0 before 3.0.0

CWE

CWE-269

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.