CVE-2026-56006

Severity CVSS v4.0:

Pending analysis

Type:

CWE-79 Cross-Site Scripting (XSS)

Publication date:

25/06/2026

Last modified:

25/06/2026

Description

Unauthenticated Cross Site Scripting (XSS) in H5P

Impact

Vector 3.x

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L CVSS v3.1 Severity and Metrics:

Base Score: 7.10 HIGH
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope (S): Changed
Confidentiality (C): Low
Integrity (I): Low
Availability (A): Low

Base Score 3.x

7.10

Severity 3.x

HIGH

References to Advisories, Solutions, and Tools

https://patchstack.com/database/wordpress/plugin/h5p/vulnerability/wordpress-h5p-plugin-1-17-6-reflected-cross-site-scripting-xss-vulnerability?_s_id=cve