What is CVE-2023-1303?

CVE-2023-1303 is a medium-severity vulnerability in Ucms Project, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 6.3/10. Published 2023-03-09.

How severe is CVE-2023-1303?

Medium severity. CVSS v3 base score is 6.3 out of 10.

Arbitrary file upload in Ucms Project

CVE-2023-1303

A vulnerability was found in UCMS 1.6 and classified as critical. This issue affects some unknown processing of the file sadmin/fileedit.php of the component System File Management Module. The manipulation of the argument file leads to unrestricted upload. The attack may be initiated remotely. The associated identifier of this vulnerability is VDB-222683.

Vulnerability class: Unrestricted File Upload

Published 2023-03-09 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.

EPSS exploit prediction

EPSS: 0.008 (54.6th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 55th percentile — 54.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000

Affected products

Ucms Project — versions 1.6
Ucms — versions 1.6

Weakness classification (CWE)

CWE-434 — Unrestricted Upload of File with Dangerous Type

References

vuldb.com/ (technical-description, VDB Entry, Third Party Advisory, vdb-entry)
vuldb.com/ (signature, Permissions Required, permissions-required, VDB Entry, Third Party Advisory)
github.com/yztale/taley/blob/main/README.md (related, Broken Link)

Frequently asked questions

What is CVE-2023-1303?: CVE-2023-1303 is a medium-severity vulnerability in Ucms Project, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 6.3/10. Published 2023-03-09.
How severe is CVE-2023-1303?: Medium severity. CVSS v3 base score is 6.3 out of 10.