{"id":"CVE-2026-110766","summary":"Colanode Server through 0.4.7 Path Traversal via Avatar Download Route","details":"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.","modified":"2026-10-15T10:47:42.363029775Z","published":"2026-10-14T18:47:43.182Z","database_specific":{"cwe_ids":["CWE-22"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/110xxx/CVE-2026-110766.json","cna_assigner":"VulnCheck"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/110xxx/CVE-2026-110766.json"},{"type":"PACKAGE","url":"https://github.com/colanode/colanode"},{"type":"ARTICLE","url":"https://github.com/colanode/colanode/blob/d649523637f0f059c936418488165d4a689da27c/apps/server/src/api/client/routes/avatars/avatar-download.ts#L23"},{"type":"ARTICLE","url":"https://github.com/colanode/colanode/blob/d649523637f0f059c936418488165d4a689da27c/apps/server/src/lib/storage/fs.ts#L38"},{"type":"EVIDENCE","url":"https://hackmd.io/@hieuPenguinnn/colanode-avatar-download-path-traversal"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-110766"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/colanode-server-through-0.4.7-path-traversal-via-avatar-download-route"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/colanode/colanode","events":[{"introduced":"0"},{"last_affected":"d649523637f0f059c936418488165d4a689da27c"}],"database_specific":{"source":"AFFECTED_FIELD","extracted_events":[{"introduced":"0"},{"last_affected":"0.4.7"}]}}],"versions":["v0.4.7","v0.4.6","v0.4.5","v0.4.4","v0.4.3","v0.4.2","v0.4.1","v0.4.0","v0.3.11","v0.3.10","v0.3.9","v0.3.8","v0.3.7","v0.3.6","v0.3.5","v0.3.4","v0.3.3","v0.3.1","v0.3.2","v0.3.0","v0.2.9","v0.2.8","v0.2.7","v0.2.6","v0.2.5","v0.2.4","v0.2.3","v0.2.2","v0.2.1","v0.2.0","v0.1.6","v0.1.4","v0.1.3","v0.1.2","v0.1.1","v0.1.0","v0.0.6","v0.0.5","v0.0.4","v0.0.3","v0.0.2","v0.0.1"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-110766.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V4","score":"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"}]}