Vulnerability · Published Aug 18, 2026 · Assigned by Patchstack
CVE-2026-66634WordPress Modal Survey plugin <= 2.0.2.2.3 - Insecure Direct Object References (IDOR) vulnerability
Medium 4.3
In plain English
A medium-severity authorization bypass via user-controlled key in Modal Survey from Pantherius. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 19% of all known vulnerabilities).
Severity (CVSS 3.1)4.3Medium
Exploit odds (30 days)0.3%top 80.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Subscriber Insecure Direct Object References (IDOR) in Modal Survey <= 2.0.2.2.3 versions.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Pantherius | Modal Survey | n/a – through 2.0.2.2.3 |
Weakness: CWE-639 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N