{"id":"CVE-2026-111332","aliases":["EUVD-2026-102486","GHSA-j8xc-5qc2-7pc3"],"status":"published","title":"OxiCloud 0.9.1 through 0.9.3 Incorrect Authorization via Share Ring Cookie","description":"OxiCloud 0.9.1 through 0.9.3 contains an incorrect authorization vulnerability that allows anonymous visitors to keep share access after password protection is added. Attackers holding an existing oxi_shares share-ring cookie can request content via GET /api/files/{id} to read shared files or folder contents despite the new password.","severity":{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00349,"percentile":0.28922,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-863"],"published":"2026-10-15T21:43:35Z","modified":"2026-10-28T02:30:47Z","products":[{"vendor":"atalayalabs","product":"oxicloud"}],"references":[{"url":"https://hackmd.io/@hieuPenguinnn/oxicloud-share-password-grant-not-revoked","tags":["third-party-advisory","exploit","advisory"]},{"url":"https://github.com/AtalayaLabs/OxiCloud/blob/v0.9.3/src/application/services/share_service.rs#L497-L538","tags":["technical-description","article"]},{"url":"https://github.com/AtalayaLabs/OxiCloud/blob/v0.9.3/src/infrastructure/services/share_ring.rs#L173-L195","tags":["technical-description","article"]},{"url":"https://github.com/AtalayaLabs/OxiCloud","tags":["product","package"]},{"url":"https://www.vulncheck.com/advisories/oxicloud-0.9.1-through-0.9.3-incorrect-authorization-via-share-ring-cookie","tags":["third-party-advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-111332","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-j8xc-5qc2-7pc3"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/111xxx/CVE-2026-111332.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-111332","title":"OxiCloud 0.9.1 through 0.9.3 Incorrect Authorization via Share Ring Cookie","description":"OxiCloud 0.9.1 through 0.9.3 contains an incorrect authorization vulnerability that allows anonymous visitors to keep share access after password protection is added. Attackers holding an existing oxi_shares share-ring cookie can request content via GET /api/files/{id} to read shared files or folder contents despite the new password.","status":"published","published":"2026-10-15T21:43:35.166Z","modified":"2026-10-23T19:46:08.988Z","cvss":[{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium","assessor":"cna"},{"version":"3.1","score":3.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"low","assessor":"cna"}],"cwes":["CWE-863"],"updated_at":"2026-11-02T14:20:15.34316Z"}],"euvd":[{"id":"EUVD-2026-102486","description":"OxiCloud 0.9.1 through 0.9.3 contains an incorrect authorization vulnerability that allows anonymous visitors to keep share access after password protection is added. Attackers holding an existing oxi_shares share-ring cookie can request content via GET /api/files/{id} to read shared files or folder contents despite the new password.","status":"published","published":"2026-10-15T21:43:35Z","modified":"2026-10-23T19:46:08Z","cvss":[{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-02T16:59:31.865878Z"}],"ghsa":[{"id":"GHSA-j8xc-5qc2-7pc3","title":"OxiCloud 0.9.1 through 0.9.3 contains an incorrect authorization vulnerability that allows...","description":"OxiCloud 0.9.1 through 0.9.3 contains an incorrect authorization vulnerability that allows anonymous visitors to keep share access after password protection is added. Attackers holding an existing oxi_shares share-ring cookie can request content via GET /api/files/{id} to read shared files or folder contents despite the new password.","status":"published","published":"2026-10-16T00:31:56Z","modified":"2026-10-16T00:32:02Z","cvss":[{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium"},{"version":"3.1","score":3.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"low"}],"cwes":["CWE-863"],"updated_at":"2026-11-02T15:13:49.895192Z"}],"nvd":[{"id":"CVE-2026-111332","description":"OxiCloud 0.9.1 through 0.9.3 contains an incorrect authorization vulnerability that allows anonymous visitors to keep share access after password protection is added. Attackers holding an existing oxi_shares share-ring cookie can request content via GET /api/files/{id} to read shared files or folder contents despite the new password.","status":"published","published":"2026-10-15T22:19:31.507Z","modified":"2026-10-23T20:17:20.24Z","cvss":[{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium","assessor":"secondary"},{"version":"3.1","score":3.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"low","assessor":"secondary"}],"cwes":["CWE-863"],"updated_at":"2026-11-02T14:12:59.751798Z"}],"osv":[{"id":"CVE-2026-111332","title":"OxiCloud 0.9.1 through 0.9.3 Incorrect Authorization via Share Ring Cookie","description":"OxiCloud 0.9.1 through 0.9.3 contains an incorrect authorization vulnerability that allows anonymous visitors to keep share access after password protection is added. Attackers holding an existing oxi_shares share-ring cookie can request content via GET /api/files/{id} to read shared files or folder contents despite the new password.","status":"published","published":"2026-10-15T21:43:35.166Z","modified":"2026-10-28T02:30:47.466916962Z","cvss":[{"version":"4.0","score":6.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium"}],"cwes":["CWE-863"],"updated_at":"2026-11-02T15:44:55.938017Z"}]}}