XSS in Wpengine Genesis Blocks

CVE-2024-3901

The Genesis Blocks WordPress plugin through 3.1.3 does not properly escape attributes provided to some of its custom blocks, making it possible for users allowed to write posts (like those with the contributor role) to conduct Stored XSS attacks.

Vulnerability class: XSS (Cross-Site Scripting)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.006 (44.0th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 44th percentile — 44.0% 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-2024-3901: held from 0.006 to 0.006.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2024-3901?
CVE-2024-3901 is a medium-severity vulnerability in Wpengine Genesis Blocks, classified under Cross-site Scripting. CVSS score: 6.8/10. Published 2025-05-15.
How severe is CVE-2024-3901?
Medium severity. CVSS v3 base score is 6.8 out of 10.