CVE-2026-78568 describes an SQL Injection vulnerability in the KlbTheme Total Donations WordPress plugin affecting all versions up to and including 2.0.5. The vulnerability is due to improper neutralization of special elements in SQL commands, specifically insufficient escaping of user input and lack of prepared statements. This allows unauthenticated attackers to append additional SQL queries to existing ones, potentially extracting sensitive data from the database. The vulnerability has a CVSS 3.1 base score of 9.8 (AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H), indicating high impact on confidentiality, integrity, and availability. No patch or official remediation level is provided in the available data.

An unauthenticated attacker can exploit this vulnerability to perform SQL Injection attacks, enabling them to extract sensitive information from the database, modify data, or disrupt database availability. The critical CVSS score reflects the potential for complete compromise of the affected system's data confidentiality, integrity, and availability.

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, consider restricting access to the plugin's functionalities or disabling the plugin if feasible to reduce exposure. Monitor for updates from the vendor or trusted security sources.