Jupyter Enterprise Gateway: Jinja2 Template Server Side Template Injection resulting in Remote Code Execution

Summary The environment variables KERNELXXX used during the rendering of the Kubernetes manifest are vulnerable to Server Side Template Injection SSTI. By including Jinja2 template expressions it is possible to execution Python code and OS Commands in the Enterprise Gateway service. The code can...

CVE-2026-45312

RAGFlow is an open-source RAG Retrieval-Augmented Generation engine. In 0.24.0 and earlier, a Jinja2 template injection in the prompt generator rag/prompts/generator.py allows any authenticated user to execute arbitrary OS commands on the server. Any normal user can register, create a Canvas...

CVE-2026-42252 Apache Airflow: BashOperator Jinja2 injection via dag_run.conf — low-privilege user pattern

Apache Airflow's official documentation at core-concepts/dag-run.html "Passing Parameters when triggering Dags" showed a verbatim BashOperatorbashcommand="echo value: dagrun.conf'conf1' " example without any quoting / sanitization warning. Dag authors who copied the pattern verbatim into...

CVE-2026-42252 Apache Airflow: BashOperator Jinja2 injection via dag_run.conf — low-privilege user pattern

Apache Airflow's official documentation at core-concepts/dag-run.html "Passing Parameters when triggering Dags" showed a verbatim BashOperatorbashcommand="echo value: dagrun.conf'conf1' " example without any quoting / sanitization warning. Dag authors who copied the pattern verbatim into...

CVE-2026-42252

CVE-2026-42252 affects Apache Airflow. The issue stems from a documentation example in core-concepts/dag-run.html that used a BashOperator invocation without proper quoting, creating a pattern vulnerable to shell-metacharacter injection via dag_run.conf. In deployments where Dag.can_trigger is av...

CVE-2026-42252 Apache Airflow: BashOperator Jinja2 injection via dag_run.conf — low-privilege user pattern

Apache Airflow's official documentation at core-concepts/dag-run.html "Passing Parameters when triggering Dags" showed a verbatim BashOperatorbashcommand="echo value: dagrun.conf'conf1' " example without any quoting / sanitization warning. Dag authors who copied the pattern verbatim into...

CVE-2026-45312

RAGFlow is an open-source RAG Retrieval-Augmented Generation engine. In 0.24.0 and earlier, a Jinja2 template injection in the prompt generator rag/prompts/generator.py allows any authenticated user to execute arbitrary OS commands on the server. Any normal user can register, create a Canvas...

EUVD-2026-33284

RAGFlow is an open-source RAG Retrieval-Augmented Generation engine. In 0.24.0 and earlier, a Jinja2 template injection in the prompt generator rag/prompts/generator.py allows any authenticated user to execute arbitrary OS commands on the server. Any normal user can register, create a Canvas...

CVE-2026-45312

RAGFlow is an open-source RAG Retrieval-Augmented Generation engine. In 0.24.0 and earlier, a Jinja2 template injection in the prompt generator rag/prompts/generator.py allows any authenticated user to execute arbitrary OS commands on the server. Any normal user can register, create a Canvas...

CVE-2026-44209

Banks generates meaningful LLM prompts using a template language that makes sense. Prior to 2.4.2, banks uses jinja2.Environment unsandboxed to render prompt templates. Applications that pass user-supplied strings as the template argument to Prompt are vulnerable to Server-Side Template Injection...

CVE-2026-44209

Banks prompt templating (banks) is vulnerable prior to version 2.4.2 due to an unsandboxed jinja2.Environment() when rendering prompt templates. If applications pass user-supplied strings as the template argument to Prompt(), this SSTI can lead to Remote Code Execution on the host. The issue is f...

CVE-2026-44209 Banks: Critical Remote Code Execution (RCE) via Jinja2 SSTI

Banks generates meaningful LLM prompts using a template language that makes sense. Prior to 2.4.2, banks uses jinja2.Environment unsandboxed to render prompt templates. Applications that pass user-supplied strings as the template argument to Prompt are vulnerable to Server-Side Template Injection...

CVE-2026-44209 Banks: Critical Remote Code Execution (RCE) via Jinja2 SSTI

Banks generates meaningful LLM prompts using a template language that makes sense. Prior to 2.4.2, banks uses jinja2.Environment unsandboxed to render prompt templates. Applications that pass user-supplied strings as the template argument to Prompt are vulnerable to Server-Side Template Injection...

banks 安全漏洞

“banks” is a template language tool developed by Massimiliano Pippi as an individual tool for generating LLM prompts. Versions of “banks” prior to 2.4.2 contained security vulnerabilities. These vulnerabilities stemmed from the use of unshaded jinja2.Environment for rendering prompt templates. Wh...

Astra Linux – Vulnerability in Jinja2

This issue affects the Jinja2 package versions starting from 0.0.0 and earlier than 2.11.3. The ReDoS vulnerability is primarily caused by the punctuationre regex operator and its use of multiple wildcards. The last wildcard is the most exploitable, as it is used to search for trailing punctuatio...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: python-jinja2 (UTSA-2026-017474)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-017474 advisory. This affects the package jinja2 from 0.0.0 and before 2.11.3. The ReDoS vulnerability is mainly due to the punctuationre regex operator and its use of multiple...

Unity Linux 20.1050e / 20.1070e Security Update: python-jinja2 (UTSA-2026-017331)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-017331 advisory. Jinja is an extensible templating engine. Prior to 3.1.5, An oversight in how the Jinja sandboxed environment detects calls to str.format allows an attacker that...

GHSA-GPHH-9Q3H-JGPP banks has Critical Remote Code Execution (RCE) via Jinja2 SSTI

Summary banks = 2.4.1 uses jinja2.Environment unsandboxed to render prompt templates. Applications that pass user-supplied strings as the template argument to Prompt are vulnerable to Server-Side Template Injection SSTI, which can lead to Remote Code Execution RCE on the host system. This is a...

banks has Critical Remote Code Execution (RCE) via Jinja2 SSTI

Summary banks = 2.4.1 uses jinja2.Environment unsandboxed to render prompt templates. Applications that pass user-supplied strings as the template argument to Prompt are vulnerable to Server-Side Template Injection SSTI, which can lead to Remote Code Execution RCE on the host system. This is a...

PT-2026-39237

Name of the Vulnerable Software and Affected Versions banks versions prior to 2.4.2 Description Server-Side Template Injection SSTI occurs when applications pass user-supplied strings directly as template arguments to the Prompt function. This happens because the software uses jinja2.Environment ...