What is CVE-2018-16483?

CVE-2018-16483 is a high-severity vulnerability in Express-Cart Project, classified under Authentication Bypass by Spoofing. CVSS score: 8.8/10. Published 2019-02-01.

How severe is CVE-2018-16483?

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

Vulnerability in Express-Cart Project

CVE-2018-16483

A deficiency in the access control in module express-cart <=1.1.5 allows unprivileged users to add new users to the application as administrators.

Published 2019-02-01 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.012 (65.8th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 66th percentile — 65.8% 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: 0.012 · change: 0.000

Affected products

Express-Cart Project
HackerOne Express-Cart — versions >=1.1.6

Weakness classification (CWE)

CWE-290 — Authentication Bypass by Spoofing

References

hackerone.com/reports/343626 (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2018-16483?: CVE-2018-16483 is a high-severity vulnerability in Express-Cart Project, classified under Authentication Bypass by Spoofing. CVSS score: 8.8/10. Published 2019-02-01.
How severe is CVE-2018-16483?: High severity. CVSS v3 base score is 8.8 out of 10.