CVE-2025-66116Network attack vector

Unauthenticated sensitive-data disclosure via missing authorization

Published Dec 18, 2025 · Updated Dec 18, 2025

Missing authorization in UserElements Ultimate Member Widgets for Elementor 2.3 and earlier allows remote attackers to read sensitive user data. The vendor changelog identifies missing authorization in the plugin's information-exposure path, but public materials do not name the affected handler or fields. No account or user interaction is required, and the documented consequence is disclosure only, with no integrity or availability impact.

CVSS severity7.5
High
EPSS probability0.28%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Missing authorization in UserElements Ultimate Member Widgets for Elementor 2.3 and earlier allows remote attackers to read sensitive user data. The vendor changelog identifies missing authorization in the plugin's information-exposure path, but public materials do not name the affected handler or fields. No account or user interaction is required, and the documented consequence is disclosure only, with no integrity or availability impact.

The record

CVE
CVE-2025-66116
Published
Dec 18, 2025
Updated
Dec 18, 2025
Vendor
UserElements
Product
Ultimate Member Widgets for Elementor
Classifications
CWE-201, T1190
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Dec 18, 2025CVE publishedPublication date reported by the CVE source.
  2. Dec 18, 2025Record 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=n/a <=<= 2.3 changes=[{"at":"2.4","status":"unaffected"}]

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

UserElements · Ultimate Member Widgets for Elementorversion=n/a <=<= 2.3 changes=[{"at":"2.4","status":"unaffected"}]

Published CVSS scores

7.5CISA-ADPCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/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 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-201Insertion of Sensitive Information Into Sent Data
T1190Exploit Public-Facing Application

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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