WordPress 6.9.x/7.0.x pre-6.9.5/7.0.2: REST API batch + WP_Query SQLi causes RCE
CVE-2026-63030 Published on July 17, 2026
WordPress < 7.0.2 - REST API batch-route confusion and SQL injection issue leading to Remote Code Execution
WordPress 6.9.x before 6.9.5 and 7.0.x before 7.0.2 is affected by a REST API batch endpoint route confusion issue which, combined with the author__not_in WP_Query SQL Injection (CVE-2026-60137), could allow an attacker to perform SQL Injection and achieve Remote Code Execution.
Known Exploited Vulnerability
This WordPress Core Interpretation Conflict Vulnerability is part of CISA's list of Known Exploited Vulnerabilities. WordPress Core contains an interpretation conflict vulnerability that could allow an attacker to perform SQL Injection and achieve Remote Code Execution. This vulnerability can be chained with CVE-2026-60137.
The following remediation steps are recommended / required by July 24, 2026: Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicab
Vulnerability Analysis
CVE-2026-63030 is exploitable with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. This vulnerability is known to be actively exploited by threat actors in an automatable fashion. The potential impact of an exploit of this vulnerability is considered to have a high impact on confidentiality, with no impact on integrity and availability.
Weakness Type
Interpretation Conflict
Product A handles inputs or steps differently than Product B, which causes A to perform incorrect actions based on its perception of B's state. This is generally found in proxies, firewalls, anti-virus software, and other intermediary devices that monitor, allow, deny, or modify traffic based on how the client or server is expected to behave.
Products Associated with CVE-2026-63030
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Affected Versions
WordPress:- Version 6.9.0 and below 6.9.5 is affected.
- Version 7.0.0 and below 7.0.2 is affected.