What is CVE-2018-1000158?

CVE-2018-1000158 is a high-severity vulnerability in Cmsmadesimple Cms Made Simple, classified under Incorrect Permission Assignment for Critical Resource. CVSS score: 8.8/10. Published 2018-04-18.

How severe is CVE-2018-1000158?

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

Vulnerability in Cmsmadesimple Cms Made Simple

CVE-2018-1000158

cmsmadesimple version 2.2.7 contains a Incorrect Access Control vulnerability in the function of send_recovery_email in the line "$url = $config['admin_url'] . '/login.php?recoverme=' . $code;" that can result in Administrator Password Reset Poisoning, specifically a reset URL pointing at an attacker controlled server can be created by using a host header attack.

Published 2018-04-18 · last modified 2026-06-17.

CVSS v3 metric

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

EPSS exploit prediction

EPSS: 0.010 (62.9th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 63rd percentile — 62.9% 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: 0.010 · change: -0.000

Affected products

Cmsmadesimple Cms Made Simple — versions 2.2.7

Weakness classification (CWE)

CWE-732 — Incorrect Permission Assignment for Critical Resource

References

dev.cmsmadesimple.org/bug/view/11762 (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2018-1000158?: CVE-2018-1000158 is a high-severity vulnerability in Cmsmadesimple Cms Made Simple, classified under Incorrect Permission Assignment for Critical Resource. CVSS score: 8.8/10. Published 2018-04-18.
How severe is CVE-2018-1000158?: High severity. CVSS v3 base score is 8.8 out of 10.