Vulnerability · Published Dec 6, 2021 · Assigned by WPScan
CVE-2021-24943Registrations for the Events Calendar < 2.7.6 - Unauthenticated SQL Injection
Critical 9.8
In plain English
A critical-severity SQL injection in Registrations for the Events Calendar – Event Registration Plugin from Unknown. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 7.3% (higher than 94% of all known vulnerabilities). Ready-made attack tooling exists: Nuclei.
Severity (CVSS NVD)9.8Critical
Exploit odds (30 days)7.3%top 5.6% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack tooling1Nuclei
Official description
The Registrations for the Events Calendar WordPress plugin before 2.7.6 does not sanitise and escape the event_id in the rtec_send_unregister_link AJAX action (available to both unauthenticated and authenticated users) before using it in a SQL statement, leading to an unauthenticated SQL injection.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Unknown | Registrations for the Events Calendar – Event Registration Plugin | 2.7.6 – before 2.7.6 |
Weakness: CWE-89