What is CVE-2018-0571?

CVE-2018-0571 is a medium-severity vulnerability in Basercms, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 4.3/10. Published 2018-06-26.

How severe is CVE-2018-0571?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Arbitrary file upload in Basercms

CVE-2018-0571

baserCMS (baserCMS 4.1.0.1 and earlier versions, baserCMS 3.0.15 and earlier versions) allows remote attackers with a site operator privilege to upload arbitrary files.

Vulnerability class: Unrestricted File Upload

Published 2018-06-26 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.011 (65.0th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 65th percentile — 65.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000

Affected products

Basercms
Basercms Users Community — versions (baserCMS 4.1.0.1 and earlier versions, baserCMS 3.0.15 and earlier versions)

Weakness classification (CWE)

CWE-434 — Unrestricted Upload of File with Dangerous Type

References

basercms.net/security/JVN67881316 (Vendor Advisory)
jvn.jp/en/jp/JVN67881316/index.html (Third Party Advisory, third-party-advisory)

Frequently asked questions

What is CVE-2018-0571?: CVE-2018-0571 is a medium-severity vulnerability in Basercms, classified under Unrestricted Upload of File with Dangerous Type. CVSS score: 4.3/10. Published 2018-06-26.
How severe is CVE-2018-0571?: Medium severity. CVSS v3 base score is 4.3 out of 10.