Server-Side Template Injection

Craft CMS is vulnerable to Server-Side Template Injection. The vulnerability is due to unsafe exposure of the create Twig function enabling arbitrary object instantiation combined with a Symfony Process gadget chain, which allows an attacker to execute arbitrary code on the server...

CVE-2026-28697

Craft is a content management system CMS. Prior to 4.17.0-beta.1 and 5.9.0-beta.1, an authenticated administrator can achieve Remote Code Execution RCE by injecting a Server-Side Template Injection SSTI payload into Twig template fields e.g., Email Templates. By calling the craft.app.fs.write...

CVE-2026-28695

Craft is a content management system CMS. There is an authenticated admin RCE in Craft CMS 5.8.21 via Server-Side Template Injection using the create Twig function combined with a Symfony Process gadget chain. The create Twig function exposes Craft::createObject, which allows instantiation of...

📄 Tactical RMM Jinja2 SSTI Remote Code Execution

This Metasploit module exploits a Server-Side Template Injection SSTI vulnerability in Tactical RMM versions prior to 1.4.0 CVE-2025-69516. The reporting template preview endpoint passes user-controlled Jinja2 template content to Environment.fromstring without sandboxing, allowing arbitrary Pytho...

CVE-2026-28697

Craft is a content management system CMS. Prior to 4.17.0-beta.1 and 5.9.0-beta.1, an authenticated administrator can achieve Remote Code Execution RCE by injecting a Server-Side Template Injection SSTI payload into Twig template fields e.g., Email Templates. By calling the craft.app.fs.write...

CVE-2026-28697

Craft CMS (CMS, versions prior to 4.17.0-beta.1 and 5.9.0-beta.1) is affected by an authenticated-admin remote code execution (RCE) via Server-Side Template Injection (SSTI) in Twig template fields (for example, Email Templates). The underlying issue is exploitability through the craft.app.fs.wri...

CVE-2026-28697

Craft is a content management system CMS. Prior to 4.17.0-beta.1 and 5.9.0-beta.1, an authenticated administrator can achieve Remote Code Execution RCE by injecting a Server-Side Template Injection SSTI payload into Twig template fields e.g., Email Templates. By calling the craft.app.fs.write...

CVE-2026-28695 Craft affected by authenticated RCE via Twig SSTI - create() function + Symfony Process gadget

Craft is a content management system CMS. There is an authenticated admin RCE in Craft CMS 5.8.21 via Server-Side Template Injection using the create Twig function combined with a Symfony Process gadget chain. The create Twig function exposes Craft::createObject, which allows instantiation of...

CVE-2026-28695

Craft is a content management system CMS. There is an authenticated admin RCE in Craft CMS 5.8.21 via Server-Side Template Injection using the create Twig function combined with a Symfony Process gadget chain. The create Twig function exposes Craft::createObject, which allows instantiation of...

Craft CMS Vulnerable to Authenticated RCE via "craft.app.fs.write()" in Twig Templates

Summary An authenticated administrator can achieve Remote Code Execution RCE by injecting a Server-Side Template Injection SSTI payload into Twig template fields e.g., Email Templates. By calling the craft.app.fs.write method, an attacker can write a malicious PHP script to a web-accessible...

PT-2026-22949

Name of the Vulnerable Software and Affected Versions Craft versions prior to 4.17.0-beta.1 and 5.9.0-beta.1 Description A security issue exists that allows an authenticated administrator to execute arbitrary code. This is possible by injecting a Server-Side Template Injection SSTI payload into...

SSTI-Exploit-Lab

Server-Side Template Injection SSTI to RCE Lab 🎯 Executi...

CVE-2026-27961

Agenta is an open-source LLMOps platform. A Server-Side Template Injection SSTI vulnerability exists in versions prior to 0.86.8 in Agenta's API server evaluator template rendering. Although the vulnerable code lives in the SDK package, it is executed server-side within the API process when runni...

CVE-2026-27961 Agenta's Server-Side Template Injection (SSTI) via custom evaluator Jinja2 templates allows RCE

Agenta is an open-source LLMOps platform. A Server-Side Template Injection SSTI vulnerability exists in versions prior to 0.86.8 in Agenta's API server evaluator template rendering. Although the vulnerable code lives in the SDK package, it is executed server-side within the API process when runni...

CVE-2026-27961

Agenta is an open-source LLMOps platform. A Server-Side Template Injection SSTI vulnerability exists in versions prior to 0.86.8 in Agenta's API server evaluator template rendering. Although the vulnerable code lives in the SDK package, it is executed server-side within the API process when runni...

CVE-2026-27961 Agenta's Server-Side Template Injection (SSTI) via custom evaluator Jinja2 templates allows RCE

Agenta is an open-source LLMOps platform. A Server-Side Template Injection SSTI vulnerability exists in versions prior to 0.86.8 in Agenta's API server evaluator template rendering. Although the vulnerable code lives in the SDK package, it is executed server-side within the API process when runni...

EUVD-2026-8817

Agenta is an open-source LLMOps platform. A Server-Side Template Injection SSTI vulnerability exists in versions prior to 0.86.8 in Agenta's API server evaluator template rendering. Although the vulnerable code lives in the SDK package, it is executed server-side within the API process when runni...

PT-2026-22105

Name of the Vulnerable Software and Affected Versions Agenta versions prior to 0.86.8 Description Agenta is an open-source LLMOps platform. A Server-Side Template Injection SSTI issue exists in the API server evaluator template rendering for versions prior to 0.86.8. The vulnerable code is within...

Flask-Reuploaded vulnerable to Remote Code Execution via Server-Side Template Injection

Impact A critical path traversal and extension bypass vulnerability in Flask-Reuploaded allows remote attackers to achieve arbitrary file write and remote code execution through Server-Side Template Injection SSTI. Patches Flask-Reuploaded has been patched in version 1.5.0 Workarounds 1. Do not...

CVE-2026-27641

Flask-Reuploaded provides file uploads for Flask. A critical path traversal and extension bypass vulnerability in versions prior to 1.5.0 allows remote attackers to achieve arbitrary file write and remote code execution through Server-Side Template Injection SSTI. Flask-Reuploaded has been patche...