Vulnerability Description
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.
CVSS Score
8.8
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Related Weaknesses (CWE)
References
- https://github.com/fangtang7/CVE/blob/main/admin3/file.md
- https://github.com/fangtang7/CVE/blob/main/admin3/file.md
FAQ
What is CVE-2026-75339?
CVE-2026-75339 is a vulnerability with a CVSS score of 8.8 (HIGH). 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.
How severe is CVE-2026-75339?
CVE-2026-75339 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-75339?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.