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CVE-2026-91989— atomic-agents-stack before 1.1.0 Path Traversal via dashboard serve.py

Quick assessment

Affected
dep0we atomic-agents-stack
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.

在版本 1.1.0 之前的 atomic-agents-stack 中，仪表盘 HTTP 服务器存在一个路径遍历（path traversal）漏洞，允许远程攻击者通过在请求路径中提供目录遍历序列（如 ），读取任意文件。攻击者可以在向 端点发送包含 段的请求时，绕过路径限制检查，从而访问 目录之外的文件。

CVSS 7.5 · High EPSS 1.33% · P71

Affected Version Matrix 2

VendorProduct Version RangeStatus
dep0we atomic-agents-stack < 1.1.0 affected
1.1.0 unaffected
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I. Basic Information for CVE-2026-91989

Vulnerability Information
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Vulnerability Title
atomic-agents-stack before 1.1.0 Path Traversal via dashboard serve.py
Source: CVE Program / CVE List V5
Vulnerability Description
atomic-agents-stack before 1.1.0 contains a path traversal vulnerability in the dashboard HTTP server that allows remote attackers to read arbitrary files by supplying directory traversal sequences in request paths. Attackers can bypass path containment checks by including '../' segments in requests to the DashboardHandler.do_GET endpoint to access files outside the intended agents_root directory.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
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

Affected Products

Vendor Product Affected Versions CPE Subscribe
dep0we atomic-agents-stack 0 ~ 1.1.0 -

II. Public POCs for CVE-2026-91989

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III. Intelligence Information for CVE-2026-91989

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Vendor Advisories for CVE-2026-91989 (2)

Same Patch Batch · dep0we · 2026-09-15 · 3 CVEs total

CVE-2026-91988 8.1 HIGH atomic-agents-stack before 1.1.0 Remote Code Execution via HTTP MCP
CVE-2026-91987 6.5 MEDIUM atomic-agents-stack before 1.1.0 Cost Guardrail Bypass via Unknown Model

IV. Related Vulnerabilities

Same product: atomic-agents-stack
Same vendor: dep0we
Same weakness: CWE-22