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CVE-2025-3804— thautwarm vscode-diana Jinja2 Template Gen.py injection

Quick assessment

Affected
thautwarm vscode-diana
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

VSCode-Diana是Taine Zhao个人开发者的一个为DianaScript提供基本语言支持的VSCode插件。 VSCode-Diana 0.0.1版本存在安全漏洞，该漏洞源于文件Gen.py中Jinja2模板处理组件存在注入问题。

CVSS 5.3 · Medium EPSS 0.22% · P13

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2025-3804

Vulnerability Information
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Vulnerability Title
thautwarm vscode-diana Jinja2 Template Gen.py injection
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability classified as critical has been found in thautwarm vscode-diana 0.0.1. Affected is an unknown function of the file Gen.py of the component Jinja2 Template Handler. The manipulation leads to injection. Attacking locally is a requirement. The exploit has been disclosed to the public and may be used.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
输出中的特殊元素转义处理不恰当(注入)
Source: CVE Program / CVE List V5
Vulnerability Title
VSCode-Diana 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
VSCode-Diana是Taine Zhao个人开发者的一个为DianaScript提供基本语言支持的VSCode插件。 VSCode-Diana 0.0.1版本存在安全漏洞，该漏洞源于文件Gen.py中Jinja2模板处理组件存在注入问题。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
thautwarm vscode-diana 0.0.1 -

II. Public POCs for CVE-2025-3804

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III. Intelligence Information for CVE-2025-3804

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Vendor Advisories for CVE-2025-3804 (3)

Proof of Concept for CVE-2025-3804 (1)

IV. Related Vulnerabilities

Same weakness: CWE-74

V. Comments for CVE-2025-3804

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