CVE-2026-48885

WordPress HollerBox plugin <= 2.3.10.1 - Cross Site Scripting (XSS) vulnerability

Published Jun 15, 2026 CVSS 3.1 · 7.1 High EPSS < 1% KEV · Not listed
Description
Unauthenticated Cross Site Scripting (XSS) in HollerBox <= 2.3.10.1 versions.

Remediation

Vendor Solution

Update the WordPress HollerBox Plugin to the latest available version (at least 2.3.11).

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Groundhogg
Groundhogg hollerbox
Wordpress
Wordpress wordpress
Vendors & Products Groundhogg
Groundhogg hollerbox
Wordpress
Wordpress wordpress
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Unauthenticated Cross Site Scripting (XSS) in HollerBox <= 2.3.10.1 versions.
Title WordPress HollerBox plugin <= 2.3.10.1 - Cross Site Scripting (XSS) vulnerability
Weaknesses CWE-79
References
Metrics cvssV3_1

{'score': 7.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
Patchstack
Published
Updated
Jun 16, 2026, 1:22 AM
Reserved
May 25, 2026, 10:37 PM
Status
Deferred
Published
Jun 15, 2026, 9:17 PM
Modified
Oct 25, 2026, 11:10 PM