CVE-2023-4390 - CVE House
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Status published Unknown CVE-2023-4390

Popup box < 3.7.2 - Admin+ Stored Cross-Site Scripting

Vulnerability 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).

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Prasad Borvankar
  • WPScan

References

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Affected Vendor

Affected Software

Popup box
Vulnerable Versions:
0

Timeline

Official Publish: October 31st, 2023
Last Modified: April 23rd, 2025
Added to House: July 22nd, 2026

CVSS Vectors

No vector data available

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.