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CVE-2026-77087— Paperclip before 0.3.1 Remote Code Execution via DNS Rebinding

Quick assessment

Affected
paperclipai paperclip
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Paperclip是Paperclip公司的一个基于 Node.js 服务器和 React 用户界面的框架，用于协调 AI 代理团队来运营业务。 Paperclip 0.3.1之前版本存在授权问题漏洞，该漏洞源于默认local_trusted模式未验证Host headers，可能导致DNS重绑定攻击，攻击者能够通过process adapter执行任意命令。

CVSS 9.6 · Critical EPSS 0.49% · P40

Affected Version Matrix 2

VendorProduct Version RangeStatus
paperclipai paperclip < 0.3.1 affected
0.3.1 unaffected
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I. Basic Information for CVE-2026-77087

Vulnerability Information
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Vulnerability Title
Paperclip before 0.3.1 Remote Code Execution via DNS Rebinding
Source: CVE Program / CVE List V5
Vulnerability Description
Paperclip before 0.3.1 in default local_trusted mode fails to validate Host headers, allowing attackers to execute arbitrary commands via DNS rebinding. An attacker can craft a malicious webpage that, when visited by a developer running Paperclip locally, uses DNS rebinding to make authenticated API requests and execute commands through the process adapter.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制缺失
Source: CVE Program / CVE List V5
Vulnerability Title
Paperclip 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Paperclip是Paperclip公司的一个基于 Node.js 服务器和 React 用户界面的框架，用于协调 AI 代理团队来运营业务。 Paperclip 0.3.1之前版本存在授权问题漏洞，该漏洞源于默认local_trusted模式未验证Host headers，可能导致DNS重绑定攻击，攻击者能够通过process adapter执行任意命令。
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
paperclipai paperclip 0 ~ 0.3.1 -

II. Public POCs for CVE-2026-77087

# POC Description Source Link Shenlong Link
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Qwen3.6-35B-A3B · 7038 chars
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III. Intelligence Information for CVE-2026-77087

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Vendor Advisories for CVE-2026-77087 (2)

IV. Related Vulnerabilities

Same product: paperclip
Same vendor: paperclipai
Same weakness: CWE-862

V. Comments for CVE-2026-77087

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