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CVE-2026-48885— WordPress HollerBox plugin <= 2.3.10.1 - Cross Site Scripting (XSS) vulnerability

Quick assessment

Affected
Groundhogg HollerBox
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

HollerBox是Adrian Tobey个人开发者的一个弹窗插件。 Adrian Tobey HollerBox 2.3.10.1及之前版本存在跨站脚本漏洞，该漏洞源于容易受到跨站脚本攻击。

CVSS 7.1 · High EPSS 0.25% · P15

Possible ATT&CK Techniques 1 AI

T1059 · Command and Scripting Interpreter

Affected Version Matrix 1

VendorProduct Version RangeStatus
Groundhogg HollerBox n/a≤ 2.3.10.1 affected
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I. Basic Information for CVE-2026-48885

Vulnerability Information
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Vulnerability Title
WordPress HollerBox plugin <= 2.3.10.1 - Cross Site Scripting (XSS) vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Unauthenticated Cross Site Scripting (XSS) in HollerBox <= 2.3.10.1 versions.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5
Vulnerability Title
Adrian Tobey HollerBox 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
HollerBox是Adrian Tobey个人开发者的一个弹窗插件。 Adrian Tobey HollerBox 2.3.10.1及之前版本存在跨站脚本漏洞，该漏洞源于容易受到跨站脚本攻击。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Groundhogg HollerBox n/a ~ 2.3.10.1 -

II. Public POCs for CVE-2026-48885

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III. Intelligence Information for CVE-2026-48885

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Same Patch Batch · Groundhogg · 2026-06-15 · 3 CVEs total

CVE-2026-40727 7.7 HIGH WordPress Groundhogg plugin <= 4.4 - Arbitrary File Deletion vulnerability
CVE-2026-40793 6.5 MEDIUM WordPress Groundhogg plugin < 4.4.1 - Broken Access Control vulnerability

IV. Related Vulnerabilities

Same product: HollerBox
Same vendor: Groundhogg
Same weakness: CWE-79

V. Comments for CVE-2026-48885

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