Vulnerability · Published Aug 12, 2026 · Assigned by WPScan

CVE-2026-13171Eventin < 4.1.20 - Unauthenticated Account Creation via Waiting List Endpoint

High 8.2

In plain English

A high-severity improper access control in Eventin from Unknown. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 26% of all known vulnerabilities).

Severity (CVSS 3.1)8.2High

Exploit odds (30 days)0.3%top 73.5% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

The Eventin WordPress plugin before 4.1.20 does not perform an authorization check on its waiting-list registration handler, allowing unauthenticated users to create WordPress user accounts for arbitrary email addresses and inject order records.

Affected products (as reported)

Vendor	Product	Versions
Unknown	Eventin	0 – before 4.1.20

Weakness: CWE-284 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:N

References

https://wpscan.com/vulnerability/90240025-4dca-4bdb-9698-b63f4c60f413/ exploit, vdb-entry, technical-description