CVE-2023-4390

2023-10-3114:15:11

CWE-79

[email protected]

web.nvd.nist.gov

cve-2023-4390

popup fields

high-privilege users

arbitrary web scripts

unfiltered_html capability

multisite setup

4.8 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

HIGH

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

0.0004 Low

EPSS

Percentile

14.0%

JSON

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).