What is CVE-2018-20887?

CVE-2018-20887 is a critical-severity vulnerability in Cpanel, classified under SQL Injection. CVSS score: 9.8/10. Published 2019-08-01.

How severe is CVE-2018-20887?

Critical severity. CVSS v3 base score is 9.8 out of 10.

SQL Injection in Cpanel

CVE-2018-20887

cPanel before 74.0.0 allows SQL injection during database backups (SEC-420).

Vulnerability class: SQL Injection

Published 2019-08-01 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.011 (63.2th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 63rd percentile — 63.2% 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

Cpanel

Weakness classification (CWE)

CWE-89 — SQL Injection

References

documentation.cpanel.net/display/CL/74+Change+Log (Product, Release Notes)

Frequently asked questions

What is CVE-2018-20887?: CVE-2018-20887 is a critical-severity vulnerability in Cpanel, classified under SQL Injection. CVSS score: 9.8/10. Published 2019-08-01.
How severe is CVE-2018-20887?: Critical severity. CVSS v3 base score is 9.8 out of 10.