CVE-2026-110766: medium-severity vulnerability in colanode
Colanode Server through 0.4.7 Path Traversal via Avatar Download Route
Published
33Vexday Risk Score
No sign of exploitation. It has a public proof of concept.
ssvc Attendcvss 5.3epss 0.3%
exploitation probability
0.3%top 80% of all CVEs
observed exploitation
nono source reports it
1 public exploit(s)
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:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
Affected products
colanode · colanodepublic PoCs found — 1
cve_referencehackmd.io/@hieuPenguinnn/colanode-avatar-download-path-traversalunverified⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
References
https://github.com/colanode/colanodehttps://github.com/colanode/colanode/blob/d649523637f0f059c936418488165d4a689da27c/apps/server/src/api/client/routes/avatars/avatar-download.ts#L23https://github.com/colanode/colanode/blob/d649523637f0f059c936418488165d4a689da27c/apps/server/src/lib/storage/fs.ts#L38https://hackmd.io/@hieuPenguinnn/colanode-avatar-download-path-traversalhttps://www.vulncheck.com/advisories/colanode-server-through-0.4.7-path-traversal-via-avatar-download-route