What is CVE-2018-5964?

CVE-2018-5964 is a medium-severity vulnerability in Cmsmadesimple Cms Made Simple, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2018-01-25.

How severe is CVE-2018-5964?

Medium severity. CVSS v3 base score is 4.8 out of 10.

XSS in Cmsmadesimple Cms Made Simple

CVE-2018-5964

CMS Made Simple (CMSMS) 2.2.5 has XSS in admin/moduleinterface.php via the m1_messages parameter.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2018-01-25 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.010 (62.3th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 62nd percentile — 62.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000

Affected products

Cmsmadesimple Cms Made Simple — versions 2.2.5

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

kyawminthein901497298.wordpress.com/2018/01/22/cms-made-simple-2-2-5-reflected-… (Exploit, Third Party Advisory)
seclists.org/fulldisclosure/2018/Jan/82 (mailing-list, Mailing List, Third Party Advisory)
packetstormsecurity.com/files/146034/CMS-Made-Simple-2.2.5-moduleinterface.php-… (Exploit, VDB Entry, Third Party Advisory)

Frequently asked questions

What is CVE-2018-5964?: CVE-2018-5964 is a medium-severity vulnerability in Cmsmadesimple Cms Made Simple, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2018-01-25.
How severe is CVE-2018-5964?: Medium severity. CVSS v3 base score is 4.8 out of 10.