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CVE-2026-8621— Crabbox < v0.12.0 Authentication Bypass via Header Spoofing

CVSS 8.8 · High EPSS 0.08% · P23

Possible ATT&CK Techniques 1AI

T1078 · Valid Accounts

Affected Version Matrix 2

VendorProductVersion RangeStatus
openclawcrabbox< 0.12.0affected
b657323f1d1c954cefc8444571fa6c45a8896e7funaffected
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I. Basic Information for CVE-2026-8621

Vulnerability Information
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Vulnerability Title
Crabbox < v0.12.0 Authentication Bypass via Header Spoofing
Source: NVD (National Vulnerability Database)
Vulnerability Description
Crabbox prior to v0.12.0 contains an authentication bypass vulnerability that allows non-admin shared-token callers to impersonate other owners or organizations by spoofing identity headers. Attackers can inject malicious X-Crabbox-Owner and X-Crabbox-Org headers in requests authenticated with a shared token to bypass authorization checks and access owner/org-scoped lease operations belonging to victim accounts.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
认证机制不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
Crabbox 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Crabbox是openclaw开源的一个远程代码执行与测试环境管理工具。 Crabbox 0.12.0之前版本存在授权问题漏洞，该漏洞源于身份验证绕过，可能导致非管理员共享令牌调用者通过伪造身份标头冒充其他所有者或组织。
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
openclawcrabbox 0 ~ 0.12.0 -

II. Public POCs for CVE-2026-8621

#POC DescriptionSource LinkShenlong Link
AI-Generated POCPremium
Qwen3.6-35B-A3B · 11240 chars
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III. Intelligence Information for CVE-2026-8621

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Same Patch Batch · openclaw · 2026-05-14 · 3 CVEs total

CVE-2026-86349.1 CRITICALCrabbox < v0.12.0 Environment Variable Information Disclosure
CVE-2026-86298.1 HIGHCrabbox < v0.12.0 Privilege Escalation via Agent Ticket Endpoints

IV. Related Vulnerabilities

Same product: crabbox
Same vendor: openclaw
Same weakness: CWE-287

V. Comments for CVE-2026-8621

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