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Case File

CVE-2023-4390

MEDIUM · CVSS 4.8 EPSS 0.40%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2023-10-31 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 4.8. It affects WordPress.

CVE
CVE-2023-4390
Severity
MEDIUM
CVSS
4.8
EPSS
0.40%
WordPress

Original NVD Description

The Popup box WordPress plugin before 3.7.2 does not sanitize and escape some Popup fields, which could allow high-privilege users such as an administrator to inject arbitrary web scripts even when the unfiltered_html capability is disallowed (for example in a multisite setup).

Related CVEs

Other vulnerabilities affecting the same vendor(s)