SB2026072222 - Multiple vulnerabilities in WordPress
Published: July 22, 2026 Updated: August 6, 2026
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 2 vulnerabilities.
1) Interpretation Conflict (CVE-ID: CVE-2026-63030) Exploited
CWE-ID: CWE-436 - Interpretation Conflict
CVSSv4: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows a remote attacker to compromise the affected system.
The vulnerability exists due to a REST API batch-route confusion. A remote attacker can leverage SQL injection vulnerability #VU139076 (CVE-2026-60137) to execute arbitrary PHP code on the server.
2) SQL injection (CVE-ID: CVE-2026-60137) Exploited
CWE-ID: CWE-89 - Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')
CVSSv4: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows a remote attacker to execute arbitrary SQL queries in database.
The vulnerability exists due to insufficient sanitization of user-supplied data passed via the "author__not_in" parameter of WP_Query. A remote attacker can send a specially crafted request to the affected application and execute arbitrary SQL commands within the application database.
Successful exploitation of this vulnerability may allow a remote attacker to read, delete, modify data in database and gain complete control over the affected application.
Remediation
Install update from vendor's website.