CVE-2026-124029
Kopia through 0.23.1 Path Traversal in Snapshot Restore via Directory Entry Names
CVSS Score
5.7
EPSS Score
0.0%
EPSS Percentile
0th
Kopia through 0.23.1 contains a path traversal vulnerability in copyDirectoryContent that allows users with repository write access to escape the restore directory via crafted entry names. Attackers can create snapshots whose directory manifest entries are named '..', so victims restoring with default options write attacker-chosen content outside the restore directory.
| CWE | CWE-22 |
| Vendor | kopia |
| Product | kopia |
| Published | Nov 6, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:N Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
High
Availability
None
Affected Versions
kopia / kopia
0 ≤ 0.23.1
References
github.com: https://github.com/kopia/kopia/issues/5700 github.com: https://github.com/kopia/kopia github.com: https://github.com/kopia/kopia/blob/v0.23.1/snapshot/restore/restore.go#L397 vulncheck.com: https://www.vulncheck.com/advisories/kopia-through-0.23.1-path-traversal-in-snapshot-restore-via-directory-entry-names
Credits
George Chen