{"id":"CVE-2026-111717","revision":"edf6c2be404b406facb5928054efa74f","records":[{"revision":"edf6c2be404b406facb5928054efa74f","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-111717","aliases":[],"title":"Arkon through 0.9.2 Missing Authorization via Skills Versions API","description":"Arkon through 0.9.2 contains a missing authorization vulnerability in list_skill_versions that allows authenticated employees to read other departments' skill version metadata by bypassing the can_access_skill check. Attackers holding the default skill:read permission can request GET /api/skills/{slug}/versions for another department's skill to obtain version numbers, hashes, storage paths and changelogs.","state":0,"publishedAt":"2026-10-16T17:40:05.568+00:00","modifiedAt":"2026-10-16T18:18:24.044+00:00","affected":[{"ecosystem":"Vendor product","name":"arkon","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"nduckmink\",\n                    \"product\": \"arkon\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"versions\": [\n                        {\n                            \"version\": \"0\",\n                            \"lessThanOrEqual\": \"0.9.2\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"custom\"\n                        }\n                    ],\n                    \"packageURL\": \"pkg:github/nduckmink/arkon\",\n                    \"repo\": \"https://github.com/nduckmink/arkon\"\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/arkon-wiki-graph-cross-department-idor","https://github.com/nduckmink/arkon/blob/v0.9.2/app/routers/skills.py#L427-L434","https://github.com/nduckmink/arkon/blob/v0.9.2/app/routers/skills.py#L408-L425","https://www.vulncheck.com/advisories/arkon-through-0.9.2-missing-authorization-via-skills-versions-api"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-111717","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-111717","identifiers":["CVE-2026-111717"]},"retained":false,"historicalAffected":[]}],"coverage":[]}