CVE-2026-22367
Published: 20 February 2026
Summary
CVE-2026-22367 is a high-severity PHP Remote File Inclusion (CWE-98) vulnerability. Its CVSS base score is 8.1 (High).
Operationally, exploitation aligns with the MITRE ATT&CK technique Exploit Public-Facing Application (T1190); ranked at the 17.5th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.
The strongest mitigations our analysis identified are NIST 800-53 SI-10 (Information Input Validation) and SI-2 (Flaw Remediation).
Threat & Defense at a Glance
Threat & Defense Details
Mitigating Controls (NIST 800-53 r5)AI
Directly requires timely identification, reporting, and patching of the PHP Local File Inclusion flaw in Coworking theme versions through 1.6.1 to eliminate the vulnerability.
Enforces validation of filenames and paths in PHP include/require statements to block attacker-controlled inputs enabling arbitrary local file inclusion.
Mandates secure configuration settings for PHP, such as open_basedir restrictions or disabling dangerous functions, to limit the scope and impact of file inclusion exploits.
MITRE ATT&CK Enterprise TechniquesAI
Why these techniques?
Unauthenticated remote exploitation of public-facing WordPress theme (T1190) enables arbitrary local file access via LFI (T1005), potentially leading to code execution.
NVD Description
Improper Control of Filename for Include/Require Statement in PHP Program ('PHP Remote File Inclusion') vulnerability in AncoraThemes Coworking coworking allows PHP Local File Inclusion.This issue affects Coworking: from n/a through <= 1.6.1.
Deeper analysisAI
CVE-2026-22367 is an Improper Control of Filename for Include/Require Statement in PHP Program vulnerability, classified as PHP Remote File Inclusion but enabling PHP Local File Inclusion, in the AncoraThemes Coworking WordPress theme. This issue affects Coworking versions from n/a through 1.6.1. It carries a CVSS v3.1 base score of 8.1 (AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H) and maps to CWE-98.
The vulnerability can be exploited by unauthenticated attackers with network access, requiring high attack complexity and no user interaction. Successful exploitation allows high-impact compromises to confidentiality, integrity, and availability, such as including and potentially executing arbitrary local PHP files on the server.
Advisories, including the Patchstack database entry at https://patchstack.com/database/Wordpress/Theme/coworking/vulnerability/wordpress-coworking-theme-1-6-1-local-file-inclusion-vulnerability?_s_id=cve, provide further details on the vulnerability and recommended mitigations.
Details
- CWE(s)