CVE-2025-66156Network attack vector

Subscriber-level unauthorized actions

Published Dec 31, 2025 · Updated Dec 31, 2025

Missing authorization in Merkulove Watcher for Elementor 1.0.9 and earlier allows remote authenticated users to perform unauthorized actions. Patchstack has not disclosed the affected function or endpoint, the missing capability check, or the exact operation exposed to lower-privileged accounts. Subscriber-level access is required; published sources do not identify the affected resource or exact operational consequence.

CVSS severity5.4
Medium
EPSS probability0.25%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
Coverage for this vulnerability

See if you're affected

Explore vulnerability checks for your environment with Hinoki.

Book a demo

Summary

What happened

Missing authorization in Merkulove Watcher for Elementor 1.0.9 and earlier allows remote authenticated users to perform unauthorized actions. Patchstack has not disclosed the affected function or endpoint, the missing capability check, or the exact operation exposed to lower-privileged accounts. Subscriber-level access is required; published sources do not identify the affected resource or exact operational consequence.

The record

CVE
CVE-2025-66156
Published
Dec 31, 2025
Updated
Dec 31, 2025
Vendor
Merkulove
Product
Watcher for Elementor
Classifications
CWE-862, CAPEC-180
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Dec 31, 2025CVE publishedPublication date reported by the CVE source.
  2. Dec 31, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

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

  1. Affected versionversion=n/a <=1.0.9

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Merkulove · Watcher for Elementorversion=n/a <=1.0.9

Published CVSS scores

5.4PatchstackCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L

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
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-862Missing Authorization
CAPEC-180Exploiting Incorrectly Configured Access Control Security Levels

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

See the directory against your own environment.

Your stack

Check the software in your environment

Book a demo to see how Hinoki identifies affected software and validates exploitability in your environment.

Book a demo