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CVE-2026-85690— Plandex 2.2.1 Path Traversal via ApplyFiles

Quick assessment

Affected
plandex-ai plandex
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.

plandex-ai plandex是plandex-ai组织的一款人工智能编程辅助软件。 plandex-ai plandex 2.2.1版本存在路径遍历漏洞，该漏洞源于ApplyFiles函数存在路径遍历问题，可能允许攻击者将文件写入项目目录之外，通过投毒的仓库文件或攻击者控制的上下文影响模型输出，从而写入shell rc或cron文件等任意位置，实现代码执行。

CVSS 7.8 · High EPSS 0.16% · P5

Affected Version Matrix 1

VendorProduct Version RangeStatus
plandex-ai plandex ≤ 2.2.1 affected
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I. Basic Information for CVE-2026-85690

Vulnerability Information
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Vulnerability Title
Plandex 2.2.1 Path Traversal via ApplyFiles
Source: CVE Program / CVE List V5
Vulnerability Description
Plandex 2.2.1 contains a path traversal vulnerability in the ApplyFiles function that allows attackers to write files outside the project directory. Attackers can influence model output through poisoned repository files or attacker-controlled context to write to arbitrary locations like shell rc or cron files, achieving code execution.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
对路径名的限制不恰当(路径遍历)
Source: CVE Program / CVE List V5
Vulnerability Title
plandex-ai plandex 路径遍历漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
plandex-ai plandex是plandex-ai组织的一款人工智能编程辅助软件。 plandex-ai plandex 2.2.1版本存在路径遍历漏洞，该漏洞源于ApplyFiles函数存在路径遍历问题，可能允许攻击者将文件写入项目目录之外，通过投毒的仓库文件或攻击者控制的上下文影响模型输出，从而写入shell rc或cron文件等任意位置，实现代码执行。
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
plandex-ai plandex 0 ~ 2.2.1 -

II. Public POCs for CVE-2026-85690

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III. Intelligence Information for CVE-2026-85690

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Vendor Advisories for CVE-2026-85690 (1)

Other References for CVE-2026-85690 (2)

IV. Related Vulnerabilities

Same weakness: CWE-22

V. Comments for CVE-2026-85690

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