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CVE PROGRAM SOURCE RECORD5.1 Medium

CVE-2026-10720

MicroCeph path traversal issue in the remote-import API

Description

Canonical MicroCeph versions from the squid and tentacle track are vulnerable to a path traversal issue in the remote-import API. Holders of a trusted cluster mTLS certificate (such as enrolled cluster members) or join token can manipulate files in an imported remote cluster within the /var/snap/microceph confinement. This would allow daemon disruption and pollution of the cluster state.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Canonical Microceph

Default version status: unaffected

  • 19.2.1+snap74c0060321 to < 19.2.3+snapcf306793a4affected
  • 20.0.0 to < 20.2.0+snapbe4e67380eaffected

References