Auth bypass in Merkulove Questionar For Elementor

CVE-2025-66155

Missing Authorization vulnerability in merkulove Questionar for Elementor questionar-elementor allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Questionar for Elementor: from n/a through <= 1.1.7.

Vulnerability class: Broken Access Control

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L.

EPSS exploit prediction

EPSS: 0.002 (14.1th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 14th percentile — 14.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-66155: held from 0.002 to 0.002.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: -0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-66155?
CVE-2025-66155 is a medium-severity vulnerability in Merkulove Questionar For Elementor, classified under Missing Authorization. CVSS score: 5.4/10. Published 2025-12-31.
How severe is CVE-2025-66155?
Medium severity. CVSS v3 base score is 5.4 out of 10.