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CVE-2026-81834— RooCodeInc Roo-Code README File ExecaTerminalProcess code injection

Quick assessment

Affected
RooCodeInc Roo-Code
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.

在 RooCodeInc 的 Roo-Code 3.51.1 及以下版本中识别出一处安全弱点。该问题影响组件“README 文件处理器”中的 函数。执行特定操作可能导致代码注入漏洞。该攻击可远程执行。利用该漏洞的代码已公开，可被用于发起攻击。此前已有多个相关问题报告提交给了厂商。厂商回应称：“这些问题均适用于 Roo Code，而 Roo Code 是一个我们已不再支持的项目——该仓库早已归档，我们不建议任何人继续使用它。” 此漏洞仅影响维护者已不再支持的产品。

CVSS 6.3 · Medium

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-81834

Vulnerability Information
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Vulnerability Title
RooCodeInc Roo-Code README File ExecaTerminalProcess code injection
Source: CVE Program / CVE List V5
Vulnerability Description
A weakness has been identified in RooCodeInc Roo-Code up to 3.51.1. Affected by this issue is the function ExecaTerminalProcess of the component README File Handler. Executing a manipulation can lead to code injection. The attack can be executed remotely. The exploit has been made available to the public and could be used for attacks. Multiple isses were reported to the vendor beforehand. They explain, that "they all apply to Roo Code, a project we no longer support - the repository was archived a while ago, and we don't encourage anyone to use it." This vulnerability only affects products that are no longer supported by the maintainer.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
对生成代码的控制不恰当(代码注入)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
RooCodeInc Roo-Code 3.51.0 cpe:2.3:a:roocodeinc:roo-code:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-81834

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III. Intelligence Information for CVE-2026-81834

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Vendor Advisories for CVE-2026-81834 (2)

Other References for CVE-2026-81834 (2)

Same Patch Batch · RooCodeInc · 2026-08-27 · 5 CVEs total

CVE-2026-81837 6.3 MEDIUM RooCodeInc Roo-Code ApplyPatchTool ApplyPatchTool.ts path.resolve path traversal
CVE-2026-81833 5.5 MEDIUM RooCodeInc Roo-Code CodeIndexManager helpers.ts optimizeQuery code injection
CVE-2026-81835 5.5 MEDIUM RooCodeInc Roo-Code MCP Integration Trust Model malicious_mcp_server.py fetch_instructions
CVE-2026-81836 3.7 LOW RooCodeInc Roo-Code OAuth Callback oauth.ts cleartext transmission

IV. Related Vulnerabilities

Same product: Roo-Code
Same vendor: RooCodeInc
Same weakness: CWE-94

V. Comments for CVE-2026-81834

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