Registrations for the Events Calendar < 2.7.6 - Unauthenticated SQL Injection
CVE-2021-24943
9.8CRITICAL
Summary
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 Version(s)
Registrations for the Events Calendar – Event Registration Plugin 2.7.6
References
EPSS Score
28% chance of being exploited in the next 30 days.
CVSS V3.1
Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged
Timeline
Vulnerability published
Vulnerability Reserved
Credit
Krzysztof Zając