Microsoft Details Cookie-Controlled PHP Web Shells Persisting via Cron on Linux Servers

Threat actors are increasingly using HTTP cookies as a control channel for PHP-based web shells on Linux servers and to achieve remote code execution, according to findings from the Microsoft Defender Security Research Team. "Instead of exposing command execution through URL parameters or request...

CVE-2026-1540

The Spam Protect for Contact Form 7 WordPress plugin before 1.2.10 allows logging to a PHP file, which could allow an attacker with editor access to achieve Remote Code Execution by using a crafted header...

GHSA-GHC5-95C2-VWCV Auth0 Symfony SDK has Insufficient Entropy in Cookie Encryption

Impact In applications built with the Auth0 PHP SDK, cookies are encrypted with insufficient entropy, which may result in threat actors brute-forcing the encryption key and forging session cookies. Am I Affected? Consumers are affected if their application meets the following preconditions: - It...

PT-2026-33208

Name of the Vulnerable Software and Affected Versions MediaWiki versions prior to 1.43.7 MediaWiki versions prior to 1.44.4 MediaWiki versions prior to 1.45.2 Description An issue exists in the program files includes/Page/Article.Php of the Wikimedia Foundation MediaWiki software. Recommendations...

CVE-2026-26477

An issue in Dokuwiki v.2025-05-14b "Librarian" 56.2 allows a remote attacker to cause a denial of service via the mediauploadxhr function in the media.php file...

OWASP CRS Arbitrary File Upload

A vulnerability was identified in OWASP CRS where whitespace padding in filenames can bypass file upload extension checks, allowing uploads of dangerous files such as .php, .phar, .jsp, and .jspx. This has been addressed in versions 3.3.9, 4.25.x LTS, and 4.8.x...

CVE-2026-34787: Improper Control of Filename for Include/Require Statement in PHP Program

Emlog is an open source website building system. In versions 2.6.2 and prior, a Local File Inclusion LFI vulnerability exists in admin/plugin.php at line 80. The $plugin parameter from the GET request is directly used in a requireonce path without proper sanitization. If the CSRF token check can ...

CVE-2026-34236

Auth0-PHP is a PHP SDK for Auth0 Authentication and Management APIs. From version 8.0.0 to before version 8.19.0, in applications built with the Auth0 PHP SDK, cookies are encrypted with insufficient entropy, which may result in threat actors brute-forcing the encryption key and forging session...

CVE-2026-34735

The CVE concerns Hytale Modding Wiki (version 1.2.0 and prior). The issue resides in the quickUpload() endpoint: MIME-type validation via PHP finfo is performed, but the stored filename is constructed from the client-supplied extension (getClientOriginalExtension()). These independent checks allo...

CVE-2026-34598 YesWiki has Persistant Blind XSS at "/?BazaR&vue=consulter"

YesWiki is a wiki system written in PHP. Prior to version 4.6.0, a stored and blind XSS vulnerability exists in the form title field. A malicious attacker can inject JavaScript without any authentication via a form title that is saved in the backend database. When any user visits that injected...

Cookie-controlled PHP webshells: A stealthy tradecraft in Linux hosting environments

In this article 1. Cookie-controlled execution behavior 2. Observed variants of cookie-controlled PHP web shells 3. Mitigation and protection guidance 4. Microsoft Defender XDR detections 5. Microsoft Security Copilot prompts 6. Microsoft Defender XDR threat analytics 7. MITRE ATT&CK™ Techniques...

Cookie-controlled PHP webshells: A stealthy tradecraft in Linux hosting environments

In this article 1. Cookie-controlled execution behavior 2. Observed variants of cookie-controlled PHP web shells 3. Mitigation and protection guidance 4. Microsoft Defender XDR detections 5. Microsoft Security Copilot prompts 6. Microsoft Defender XDR threat analytics 7. MITRE ATT&CK™ Techniques...

CVE-2026-5332

A vulnerability was identified in Xiaopi Panel 1.0.0. This vulnerability affects unknown code of the file /demo.php of the component WAF Firewall. The manipulation of the argument param leads to cross site scripting. Remote exploitation of the attack is possible. The exploit is publicly available...

CVE-2026-5332

A vulnerability was identified in Xiaopi Panel 1.0.0. This vulnerability affects unknown code of the file /demo.php of the component WAF Firewall. The manipulation of the argument param leads to cross site scripting. Remote exploitation of the attack is possible. The exploit is publicly available...

CVE-2026-5331

CVE-2026-5331 affects OpenCart 4.1.0.3, specifically the Extension Installer Page component and its file installer.php. The vulnerability is a path traversal issue introduced by a manipulated input, with the attack potentially executable remotely. Public disclosure of the exploit is noted, and th...

PT-2026-29859

A vulnerability was determined in projectworlds Car Rental Project 1.0. The affected element is an unknown function of the file /login.php of the component Parameter Handler. This manipulation of the argument uname causes sql injection. Remote exploitation of the attack is possible. The exploit h...

CVE-2026-34598: Improper Neutralization of Input During Web Page Generation

YesWiki is a wiki system written in PHP. Prior to version 4.6.0, a stored and blind XSS vulnerability exists in the form title field. A malicious attacker can inject JavaScript without any authentication via a form title that is saved in the backend database. When any user visits that injected...

CVE-2026-34735: Unrestricted Upload of File with Dangerous Type

The Hytale Modding Wiki is a free service for Hytale mods to host their documentation & wikis. In version 1.2.0 and prior, the quickUpload endpoint validates uploaded files by checking their MIME type via PHP's finfo, which inspects file contents but constructs the stored filename using the...

Content Management System 命令注入漏洞

Content Management System is a lightweight content management system developed by DefaultFunction’s individual developer. Version 1.0 of Content Management System has a command injection vulnerability. This vulnerability stems from improper handling of the ‘host’ parameter in the ‘admin/tools.php...

Henan Xiaopi Panel 代码注入漏洞

Henan Xiaopi Panel is a Linux graphical interface developed by Henan Xiaopi in Henan, China. Version 1.0.0 of Henan Xiaopi Panel contains a code injection vulnerability. This vulnerability stems from improper handling of the parameter “param” in the file/demo.php of the component WAF Firewall,...