What is CVE-2023-42331?

CVE-2023-42331 is a high-severity vulnerability in Elitecms Elite Cms, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 8.8/10. Published 2023-09-20.

How severe is CVE-2023-42331?

High severity. CVSS v3 base score is 8.8 out of 10.

Arbitrary file upload in Elitecms Elite Cms

CVE-2023-42331

A file upload vulnerability in EliteCMS v1.01 allows a remote attacker to execute arbitrary code via the manage_uploads.php component.

Vulnerability class: Unrestricted File Upload

Published 2023-09-20 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.015 (72.6th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 73rd percentile — 72.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.012 · newest: 0.015 · change: +0.003

Affected products

Elitecms Elite Cms — versions 1.01

Weakness classification (CWE)

CWE-434 — Unrestricted Upload of File with Dangerous Type

References

github.com/Num-Nine/CVE/issues/2 (Exploit, Third Party Advisory, Issue Tracking)
github.com/Num-Nine/CVE/issues/4 (Exploit, Third Party Advisory, Issue Tracking)
github.com/Num-Nine/CVE/wiki/Any-file-is-uploaded-to-eliteCMS1.01 (Exploit)

Frequently asked questions

What is CVE-2023-42331?: CVE-2023-42331 is a high-severity vulnerability in Elitecms Elite Cms, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 8.8/10. Published 2023-09-20.
How severe is CVE-2023-42331?: High severity. CVSS v3 base score is 8.8 out of 10.