{"id":"CVE-2026-110766","revision":"990ad9a64e8748c99b438c37e5de2b8d","records":[{"revision":"990ad9a64e8748c99b438c37e5de2b8d","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-110766","aliases":[],"title":"Colanode Server through 0.4.7 Path Traversal via Avatar Download Route","description":"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.","state":0,"publishedAt":"2026-10-14T18:47:43.182+00:00","modifiedAt":"2026-10-14T19:38:51.634+00:00","affected":[{"ecosystem":"https://github.com/colanode/colanode","name":"colanode","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"colanode\",\n                    \"product\": \"colanode\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"versions\": [\n                        {\n                            \"version\": \"0\",\n                            \"lessThanOrEqual\": \"0.4.7\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\"\n                        }\n                    ],\n                    \"collectionURL\": \"https://github.com/colanode/colanode\",\n                    \"repo\": \"https://github.com/colanode/colanode\"\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"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","score":5.3,"severity":"MEDIUM"},{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","score":4.3,"severity":"MEDIUM"}],"references":["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"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-110766","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-110766","identifiers":["CVE-2026-110766"]},"retained":false,"historicalAffected":[]}],"coverage":[]}