CVE-2026-87902
WordPress Core Remote File Inclusion Vulnerability
- Severity: High
- CVSS 8.1
- EPSS 39.98%
- On CISA KEV
- Weaponized (Metasploit/Nuclei)
- P1 · Patch now
Why P1: on CISA KEV.
Description
WordPress Core contains a remote file inclusion vulnerability which could allow an unauthenticated attacker to make page-template resolution include a chosen readable local `.php` file outside the active theme directories, leading to remote code execution.
CISA Known Exploited Vulnerability
Added 2026-09-25, remediation due 2026-09-28. Ransomware use: Unknown. 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 applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for…
Affected products
- WordPress Core Version details not specified by CISA
References
- CISA KEV catalog CISA
- Public exploit Exploit-DB