CVE-2024-2220Public exploitNetwork attack vector

Stored XSS via unsanitized Hotline setting

Published May 23, 2024 · Updated Aug 1, 2024

Stored XSS in Buttonizer Button contact VR 4.7 and earlier allows remote authenticated users to inject scripts through a Hotline setting. The plugin stores the Hotline value without adequate sanitization or escaping and renders it in a page attribute, allowing event-handler markup to execute. Administrator-level access and a browser visit to the affected page are required, including when unfiltered_html is disabled in WordPress multisite.

CVSS severity3.5
Low
EPSS probability0.33%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Stored XSS in Buttonizer Button contact VR 4.7 and earlier allows remote authenticated users to inject scripts through a Hotline setting. The plugin stores the Hotline value without adequate sanitization or escaping and renders it in a page attribute, allowing event-handler markup to execute. Administrator-level access and a browser visit to the affected page are required, including when unfiltered_html is disabled in WordPress multisite.

The record

CVE
CVE-2024-2220
Published
May 23, 2024
Updated
Aug 1, 2024
Vendor
Buttonizer
Product
Button contact VR
Classifications
CWE-79
Attack vector
network
Privileges
admin

Timeline

How it unfolded

  1. May 23, 2024CVE publishedPublication date reported by the CVE source.
  2. Aug 1, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=0 <=4.7

What conditions does exploitation require?

Attack vectornetwork
Required privilegesadmin

What is affected?

Buttonizer · Button contact VRversion=0 <=4.7

Published CVSS scores

3.5CISA-ADPCVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesadmin
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Public exploit references

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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