What is CVE-2020-18462?

CVE-2020-18462 is a high-severity vulnerability in Aikcms, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 7.2/10. Published 2021-08-12.

How severe is CVE-2020-18462?

High severity. CVSS v3 base score is 7.2 out of 10.

Arbitrary file upload in Aikcms

CVE-2020-18462

File Upload vulnerabilty in AikCms v2.0.0 in poster_edit.php because the background file management office does not verify the uploaded file.

Vulnerability class: Unrestricted File Upload

Published 2021-08-12 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.010 (60.7th percentile), scored 2026-10-02.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 61st percentile — 60.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000

Affected products

Aikcms — versions 2.0

Weakness classification (CWE)

CWE-434 — Unrestricted Upload of File with Dangerous Type

References

github.com/Richard1266/aikcms/issues/1 (Exploit, Third Party Advisory, Issue Tracking)

Frequently asked questions

What is CVE-2020-18462?: CVE-2020-18462 is a high-severity vulnerability in Aikcms, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 7.2/10. Published 2021-08-12.
How severe is CVE-2020-18462?: High severity. CVSS v3 base score is 7.2 out of 10.