CVE-2023-4994
Published: April 11, 2026
Official Description
The Allow PHP in Posts and Pages plugin for WordPress is vulnerable to Remote Code Execution in versions up to, and including, 3.0.4 via the 'php' shortcode. This allows authenticated attackers with subscriber-level permissions or above, to execute code on the server.
Technical Analysis
CVE-2023-4994 requires local access, meaning attackers must already have a foothold on the target system.
Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
CISA has added CVE-2023-4994 to the Known Exploited Vulnerabilities (KEV) catalog, confirming active exploitation in the wild. U.S. federal agencies are required to patch this within the mandated timeframe, and all organizations should treat remediation as urgent.
Affected Vendors & Products
Exploit & PoC Resources
Quick Facts
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2023-4994 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
- !CISA KEV: Federal agencies must patch per BOD 22-01 timeline
- !Active exploitation confirmed — treat as P1