How severe is CVE-2018-5964?

CVE-2018-5964 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2018-5964 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-5964?

CVE-2018-5964 affects Cmsmadesimple Cms Made Simple. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-5964?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2018-5964 published?

CVE-2018-5964 was published on 2018-01-25 and last updated on 2026-06-17.

CVE-2018-5964

CVE-2018-5964 is a medium-severity vulnerability in Cmsmadesimple Cms Made Simple with a CVSS 3.x base score of 4.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: Medium (CVSS 3.x base score 4.8)
CVSS v2: 3.5
EPSS exploit prediction: 1% (60th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Cmsmadesimple Cms Made Simple
Published: 2018-01-25
Last modified: 2026-06-17

Description

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

Frequently asked questions

What is CVE-2018-5964?: CMS Made Simple (CMSMS) 2.2.5 has XSS in admin/moduleinterface.php via the m1_messages parameter.
How severe is CVE-2018-5964?: CVE-2018-5964 has a CVSS 3.x base score of 4.8, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2018-5964 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (60th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-5964?: CVE-2018-5964 affects Cmsmadesimple Cms Made Simple. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-5964?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-5964 published?: CVE-2018-5964 was published on 2018-01-25 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:cmsmadesimple:cms_made_simple:2.2.5:*:*:*:*:*:*:*

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