Modal Survey — WordPress Poll, Survey & Quiz Plugin <= 2.0.2.2.3 - Authenticated (Subscriber+) Insecure Direct Object Reference
CVE-2026-66634Published · Updated Action summary
Affected: ≤2.0.2.2.3No patch available
What to do until a fix ships- Severity
- Medium4.3
- CVSS
- 4.3CVSS 3.1 · CNA (Wordfence)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:NWhat does this vector mean?
AV:NAttack vector- Network
AC:LAttack complexity- Low
PR:LPrivileges required- Low
UI:NUser interaction- None
S:UScope- Unchanged
C:NConfidentiality- None
I:LIntegrity- Low
A:NAvailability- None
- Required access
- Unknown
- Exploit prediction (EPSS)
- No score
- CISA KEV
- Not listed
On this page8
Am I affected?
Modal Survey - WordPress Poll, Survey & Quiz Plugin modal-survey
- Affected≤ 2.0.2.2.3
- PatchedNo fix yet
No patched version available.
You are affected if you run ≤ 2.0.2.2.3. No fixed version has been released.
- Check your version: in wp-admin go to Plugins → Installed Plugins and read the version under Modal Survey - WordPress Poll, Survey & Quiz Plugin.
- No admin access? Run a passive check of your site. It reads public files only.
What to do
- No known patch available. Please review the vulnerability's details in depth and employ mitigations based on your organization's risk tolerance. It may be best to uninstall the affected software and find a replacement.
- Rotate administrator passwords and application secrets if the site ran a vulnerable version while publicly reachable.
- Watch Modal Survey - WordPress Poll, Survey & Quiz Plugin to get an email when the next vulnerability is published.
Advisory
Source description from Wordfence Intelligence, credited to luc.
The Modal Survey - WordPress Poll, Survey & Quiz Plugin plugin for WordPress is vulnerable to Insecure Direct Object Reference in all versions up to, and including, 2.0.2.2.3. This is due to missing validation on a user controlled key. This makes it possible for authenticated attackers, with subscriber-level access and above, to perform an unauthorized action.
Exploits & references
Proof-of-concept & detection
No public proof-of-concept or detection template is known for this vulnerability.
Advisories & patches
- Advisorywordfence.com
Related CVEs
More in Modal Survey - WordPress Poll, Survey & Quiz Plugin
All 4| Severity | Vulnerability | CVE | Published |
|---|---|---|---|
| Medium6.1 | Reflected Cross-Site Scripting ≤2.0.2.0.1No patch available | CVE-2025-39469 | |
| High7.5 | Unauthenticated SQL Injection ≤2.0.2.0.1No patch available | CVE-2025-39471 | |
| Critical9.8 | Unauthenticated Local File Inclusion ≤2.0.2.0.1No patch available | CVE-2025-39468 |
- Medium6.1Reflected Cross-Site Scripting
≤2.0.2.0.1No patch available
- High7.5Unauthenticated SQL Injection
≤2.0.2.0.1No patch available
- Critical9.8Unauthenticated Local File Inclusion
≤2.0.2.0.1No patch available
Timeline
CVE published
Severity medium, CVSS 4.3
Record last updated
Sources & licenses
Wordfence record- Vulnerability data
- Wordfence Intelligence. Copyright 2012-2026 Defiant Inc. Licensed under the CC BY-SA 4.0.
- CVE® identifiers
- Copyright 1999-2026 The MITRE Corporation. Used under the CVE Program. CVE® is a registered trademark of The MITRE Corporation.
- CVSS / CWE
- National Vulnerability Database (NVD), shown unmodified. This product uses the NVD API but is not endorsed or certified by the NVD.
- VulnCrest content
- Summary, remediation guidance and page layout © VulnCrest. Not sourced from NVD.