SQL Injection in King-Products Learning Management System King

CVE-2017-20274

Joomla LMS King Professional 3.2.4.0 contains an SQL injection vulnerability that allows unauthenticated attackers to manipulate database queries by injecting SQL code through the cp_id parameter. Attackers can send GET requests to index.php with the option=com_lmsking, view=lmsking, layout=learningpath, and task=learningPath parameters to extract sensitive database information.

Vulnerability class: SQL Injection

Published · last modified .

CVSS v3 metric

CVSS v3 base score 8.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N.

EPSS exploit prediction

EPSS: 0.004 (35.1th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 35th percentile — 35.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2017-20274: held from 0.003 to 0.004.

EPSS over last 30 days · oldest: 0.003 · newest: 0.004 · change: +0.001

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2017-20274?
CVE-2017-20274 is a high-severity vulnerability in King-Products Learning Management System King, classified under SQL Injection. CVSS score: 8.2/10. Published 2026-06-19.
How severe is CVE-2017-20274?
High severity. CVSS v3 base score is 8.2 out of 10.