CVE-2026-87902

HIGHCVSS 8.1Known Exploited

CISA Known Exploited Vulnerability

https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-7hp8-65ch-5whp ; ; BOD 26-04: https://www.cisa.gov/news-events/directives/bod-26-04-prioritizing-security-updates-based-risk ; Forensics Triage Requirements: https://www.cisa.gov/news-events/directives/bod-26-04-implementation-guidance-prioritizing-security-updates-based-risk ; https://nvd.nist.gov/vuln/detail/CVE-2026-87902

Remediation deadline: September 28, 2026

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.

Timeline

Published:September 22nd, 2026 5:17 PM

Last modified:September 28th, 2026 12:20 PM

Added to KEV:September 25th, 2026

CVSS Scoring

CVSS v3: 8.1 (HIGH)

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Software

From NVD CPE configuration data

Vendors

wordpress

Products

wordpress

Weaknesses (CWE)

CWE-98

References & Reports

Advisories, patches, and third-party reports

Source: NIST NVD · Data may lag official sources by up to one minute