WordPress security changelog
MEDIUM CVE-2026-66634 Deferred

Modal Survey: Broken access control

Modal Survey is affected by broken access control. Exploitation requires an authenticated subscriber account. A successful request can reach data or an operation that should be restricted to another user or a more privileged role. The published affected range is n/a through 2.0.2.2.3.

CVE / CNA score 4.3 CVSS 3.1 · audit@patchstack.com
NVD score Pending NVD has not published its own CVSS assessment.
Component
Modal Survey
Plugin slug
modal-survey
Affected
n/a through 2.0.2.2.3
Safe version
See mitigation notes
Published
Aug 18, 2026
Weakness
CWE-639 — Authorization Bypass Through User-Controlled Key

This CVE was published Aug 18, 2026 and is one of 4 known issues for this plugin.

Update, patch or deactivate.

No fixed release is identified. Update Modal Survey when a release after 2.0.2.2.3 becomes available; until then, disable and remove it when the site's risk warrants.

No confirmed safe version is listed. Consider a vendor-supported patch or temporarily restricting the affected functionality while you assess the risk.

Deactivate only when warranted by your risk profile, or when advised by your hosting provider in the limited circumstances where the vulnerability cannot otherwise be mitigated. If you’re unsure which action is appropriate, contact Fused or your hosting provider for guidance.

Technical description

Subscriber Insecure Direct Object References (IDOR) in Modal Survey <= 2.0.2.2.3 versions.

CVE / CNA vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Primary and upstream sources