CVE-2024-0664Network attack vector

Stored script execution via unescaped widget settings

Published Jan 27, 2024 · Updated Apr 8, 2026

Stored XSS in Meks Smart Social Widget 1.6.3 and earlier allows remote authenticated users to execute scripts through crafted widget settings. The widget accepts administrator-supplied option values without sufficient sanitization and emits them into generated pages without context-appropriate escaping. Exploitation requires administrator access and affects multisite installations or installations with unfiltered_html disabled, exposing visitors to attacker-controlled scripts.

CVSS severity4.4
Medium
EPSS probability0.30%
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 Meks Smart Social Widget 1.6.3 and earlier allows remote authenticated users to execute scripts through crafted widget settings. The widget accepts administrator-supplied option values without sufficient sanitization and emits them into generated pages without context-appropriate escaping. Exploitation requires administrator access and affects multisite installations or installations with unfiltered_html disabled, exposing visitors to attacker-controlled scripts.

The record

CVE
CVE-2024-0664
Published
Jan 27, 2024
Updated
Apr 8, 2026
Vendor
Meks
Product
Meks Smart Social Widget
Classifications
CWE-79
Attack vector
network
Privileges
admin

Timeline

How it unfolded

  1. Jan 27, 2024CVE publishedPublication date reported by the CVE source.
  2. Apr 8, 2026Record 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 <=1.6.3

What conditions does exploitation require?

Attack vectornetwork
Required privilegesadmin

What is affected?

Meks · Meks Smart Social Widgetversion=0 <=1.6.3

Published CVSS scores

4.4WordfenceCVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/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 exploitUnconfirmed

Weakness, pattern, technique

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

Public exploit references

No public exploit references are available in this record.

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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