Patch nowWhy this label: EPSS 96%

CVE-2026-87902WordPress Core Remote File Inclusion Vulnerability

Product: WordPress Core
Added to CISA KEV: September 25, 2026
Deadline for US federal agencies: September 28, 2026
Known ransomware use: Not known
EPSS, next 30 days: 96%, in the top 1% of scored CVEs (Oct 25, 2026)
Weakness: CWE-98

What CISA says

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.

What CISA asks you to do

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 evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.

Sources

Also exploited recently

Data from CISA's Known Exploited Vulnerabilities catalog (public domain) and FIRST EPSS, refreshed hourly. Rheono did not find or test this vulnerability; this page summarizes public sources.