{"cve":"CVE-2026-111717","nvd":{"published":"2026-10-16T18:17:56.130","modified":"2026-10-16T19:17:05.457","status":"Deferred","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.","cvss_v4":{"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},"cvss_v3":{"version":"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},"cwes":["CWE-639"],"references":["https://github.com/nduckmink/arkon/blob/v0.9.2/app/routers/skills.py#L408-L425","https://github.com/nduckmink/arkon/blob/v0.9.2/app/routers/skills.py#L427-L434","https://hackmd.io/@hieuPenguinnn/arkon-wiki-graph-cross-department-idor","https://www.vulncheck.com/advisories/arkon-through-0.9.2-missing-authorization-via-skills-versions-api","https://hackmd.io/@hieuPenguinnn/arkon-wiki-graph-cross-department-idor"],"products":[],"source":"nvd","synced_at":"2026-10-19T23:00:53.604569364+00:00"},"epss":{"cve":"CVE-2026-111717","score":0.00269,"percentile":0.18898,"date":"2026-10-25"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}