Wordpress Security Advisory Av26 952

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Wordpress Security Advisory Av26 952

www.cyber.gc.ca • September 25, 2026

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As of September 22, 2026, WordPress is affected by a vulnerability in the following product:

WordPress Prior to 7.1.2

Open-source reporting indicates that CVE-2026-87902 is being exploited in the wild.

The Cyber Centre encourages users and administrators to review the provided web links and apply any necessary updates as they become available.

Unauthenticated path traversal in page-template resolution leading to conditional RCE · Advisory · WordPress/wordpress-develop

The full story

This article is one source in a clustered incident — the cluster page carries the summary, timeline and every other outlet covering it.

PHP2Shell: Critical RCE Vulnerabilities Prompt Emergency Patches Two critical vulnerabilities in PHP, tracked as CVE-2026-109618 and CVE-2026-109619, were disclosed on October 21, 2026, allowing unauthenticated remote code execution (RCE). The vulnerabilities, collectively known as PHP2Shell, affect all PHP installations serving web requests, including popular platforms like WordPress and Drupal. Exploitation attempts were observed as early as October 17, four days before the patches were released. The PHP security team released emergency patches for versions 8.2.35, 8.3.36, 8.4.27, and 8.5.12, but older versions such as PHP 8.1 and below will not receive official fixes. Organizations are urged to patch immediately or isolate affected systems to mitigate risks. The vulnerabilities were discovered by researchers at Wiz and Calif, with assistance from OpenAI's AI models. 785 sources 73

Extracted Entities

Attack Types (1)

Remote Code Execution

CVEs (1)

CWE Weaknesses (1)

CWE-22 - Path Traversal

MITRE ATT&CK (1)

T1190 - Exploit Public-Facing Application

Platforms (1)

Vulnerabilities (1)