CVE-2026-110766
CVE-2026-110766 · Colanode Server through 0.4.7 Path Traversal via Avatar Download Route
This page contains facts from public vulnerability sources. Check the original advisory before updating.
Colanode server through 0.4.7 contains a path traversal vulnerability that allows authenticated users to read arbitrary .jpeg files by supplying an encoded traversal sequence in avatarId. Attackers can send percent-encoded ../ sequences to GET /client/v1/avatars/:avatarId to escape the avatars directory and read .jpeg files belonging to other workspaces.
CVSS 5.3 · Medium · EPSS 0.3%
- Published
- Updated
Affected products and versions
colanode
- Versions
- ≥ 0, ≤ 0.4.7: Affected (semver)
No fix published
Original sources
- https://hackmd.io/@hieuPenguinnn/colanode-avatar-download-path-traversal
- https://github.com/colanode/colanode/blob/d649523637f0f059c936418488165d4a689da27c/apps/server/src/lib/storage/fs.ts#L38
- https://github.com/colanode/colanode/blob/d649523637f0f059c936418488165d4a689da27c/apps/server/src/api/client/routes/avatars/avatar-download.ts#L23
- https://github.com/colanode/colanode
- https://www.vulncheck.com/advisories/colanode-server-through-0.4.7-path-traversal-via-avatar-download-route
- https://nvd.nist.gov/vuln/detail/CVE-2026-110766