{"id":"CVE-2026-75339","title":"The storage endpoint /storage/upload of cjbi admin3 v3.0.0 are missing permission checks","summary":"The storage endpoint /storage/upload of cjbi admin3 v3.0.0 are missing permission checks. /Any logged-in user can upload arbitrary files, and any anonymous attacker can download them.","severity":"high","cvss":8.8,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-862"],"published":"2026-08-28","updated":"2026-09-09","sourceUpdated":"2026-09-09T16:04:24.933","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-75339","references":[{"url":"https://github.com/fangtang7/CVE/blob/main/admin3/file.md","label":"cve@mitre.org"},{"url":"https://github.com/fangtang7/CVE/blob/main/admin3/file.md","label":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"tags":["nvd"],"epss":0.00286,"epssPercentile":0.21387,"ingestedAt":"2026-09-09T16:14:05.517Z","slug":"CVE-2026-75339","body":"## Overview\n\nThe storage endpoint /storage/upload of cjbi admin3 v3.0.0 are missing permission checks. /Any logged-in user can upload arbitrary files, and any anonymous attacker can download them.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":48,"depthScoreParts":{"impact":48.4,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}