Cross Site Scripting Vulnerability in HollerBox by WordPress
CVE-2026-48885

7.1HIGH

Key Information:

Vendor

WordPress
Status
Hollerbox
Vendor
CVE Published:
15 June 2026

What is CVE-2026-48885?

An unauthenticated Cross Site Scripting (XSS) vulnerability exists in HollerBox versions 2.3.10.1 and below. This vulnerability allows attackers to inject malicious scripts into the web application, potentially compromising user data and leading to further attacks. Sites using affected versions of HollerBox should take immediate steps to update their plugins to safeguard against potential exploitation.

Affected Version(s)

HollerBox <= 2.3.10.1

References

https://patchstack.com/database/wordpress/plugin/holler-b...
vdb-entry

CVSS V3.1

Score:
7.1
Severity:
HIGH
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

she11f | Patchstack Bug Bounty Program
.