How severe is CVE-2018-5216?

CVE-2018-5216 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2018-5216 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-5216?

CVE-2018-5216 affects Radiantcms Radiant Cms. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-5216?

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

When was CVE-2018-5216 published?

CVE-2018-5216 was published on 2018-01-04 and last updated on 2026-06-17.

CVE-2018-5216

CVE-2018-5216 is a medium-severity vulnerability in Radiantcms Radiant Cms with a CVSS 3.x base score of 5.4. 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 5.4)
CVSS v2: 3.5
EPSS exploit prediction: 1% (41st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Radiantcms Radiant Cms
Published: 2018-01-04
Last modified: 2026-06-17

Description

Radiant CMS 1.1.4 has XSS via crafted Markdown input in the part_body_content parameter to an admin/pages/*/edit resource.

Frequently asked questions

What is CVE-2018-5216?: Radiant CMS 1.1.4 has XSS via crafted Markdown input in the part_body_content parameter to an admin/pages/*/edit resource.
How severe is CVE-2018-5216?: CVE-2018-5216 has a CVSS 3.x base score of 5.4, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2018-5216 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (41st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-5216?: CVE-2018-5216 affects Radiantcms Radiant Cms. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-5216?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2018-5216 published?: CVE-2018-5216 was published on 2018-01-04 and last updated on 2026-06-17.

References

https://github.com/imsebao/404team/blob/master/radiantcms.md

Affected products (1)

cpe:2.3:a:radiantcms:radiant_cms:1.1.4:*:*:*:*:*:*:*

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