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CVE-2026-16085— Sipeed PicoClaw context.go NewContextBuilder inclusion of functionality from untrusted control sphere

CVSS 5.3 · Medium EPSS 0.14% · P4

Possible ATT&CK Techniques 1AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 10

VendorProductVersion RangeStatus
SipeedPicoClaw0.2.0affected
0.2.1affected
0.2.2affected
0.2.3affected
0.2.4affected
0.2.5affected
0.2.6affected
0.2.7affected
… +2 more rows
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I. Basic Information for CVE-2026-16085

Vulnerability Information
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Vulnerability Title
Sipeed PicoClaw context.go NewContextBuilder inclusion of functionality from untrusted control sphere
Source: CVE Program / CVE List V5
Vulnerability Description
A security vulnerability has been detected in Sipeed PicoClaw up to 0.2.9. Affected is the function NewContextBuilder of the file pkg/agent/context.go. Such manipulation leads to inclusion of functionality from untrusted control sphere. The attack needs to be performed locally. The exploit has been disclosed publicly and may be used. The reported GitHub issue was closed automatically with the label "not planned" by a bot.
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
从非可信控制范围包含功能例程
Source: CVE Program / CVE List V5
Vulnerability Title
Sipeed PicoClaw 软件供应链问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Sipeed picoclaw是Sipeed公司的嵌入式服务器。 Sipeed PicoClaw 0.2.0版本、0.2.1版本、0.2.2版本、0.2.3版本、0.2.4版本、0.2.5版本、0.2.6版本、0.2.7版本、0.2.8版本和0.2.9版本存在软件供应链问题漏洞，该漏洞源于文件pkg/agent/context.go中的NewContextBuilder函数功能包含来自不受信任的控制域的功能，攻击者可能需要在本地执行攻击。
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

VendorProductAffected VersionsCPESubscribe
SipeedPicoClaw 0.2.0 cpe:2.3:a:sipeed:picoclaw:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-16085

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III. Intelligence Information for CVE-2026-16085

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Proof of Concept for CVE-2026-16085 (1)

Same Patch Batch · Sipeed · 2026-07-18 · 9 CVEs total

CVE-2026-160847.3 HIGHSipeed PicoClaw web.go web_fetch server-side request forgery
CVE-2026-161956.3 MEDIUMSipeed PicoClaw Group Message wecom.go dispatchIncoming authorization
CVE-2026-161966.3 MEDIUMSipeed PicoClaw web_fetch web.go isPrivateOrRestrictedIP server-side request forgery
CVE-2026-161976.3 MEDIUMSipeed PicoClaw Group Message feishu_64.go handleMessageReceive authorization
CVE-2026-161985.6 MEDIUMSipeed PicoClaw First Run Setup access_control.go authentication bypass
CVE-2026-160835.3 MEDIUMSipeed PicoClaw LINE Webhook line.go webhook.ParseRequest authentication replay
CVE-2026-160825.3 MEDIUMSipeed PicoClaw pipeline_execute.go ExecTool.executeRun toctou
CVE-2026-160814.3 MEDIUMSipeed PicoClaw auth.go cross-site request forgery

IV. Related Vulnerabilities

Same product: PicoClaw
Same vendor: Sipeed
Same weakness: CWE-829

V. Comments for CVE-2026-16085

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