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CVE-2026-67357— ArcadeDB before 26.7.3 Information Disclosure via get_server_settings

Quick assessment

Affected
ArcadeData arcadedb
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.

ArcadeData arcadedb是ArcadeData的消息队列中间件。 Arcade Data ArcadeDB 26.7.3之前版本存在信息泄露漏洞，该漏洞源于MCP get_server_settings工具将arcadedb.ha.clusterToken明文泄露，攻击者可获取集群令牌并利用X-ArcadeDB-Cluster-Token和X-ArcadeDB-Forwarded-User标头冒充root用户，导致服务器被完全控制。

CVSS 7.5 · High EPSS 0.42% · P36

Affected Version Matrix 2

VendorProduct Version RangeStatus
ArcadeData arcadedb < 26.7.3 affected
26.7.3 unaffected
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I. Basic Information for CVE-2026-67357

Vulnerability Information
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Vulnerability Title
ArcadeDB before 26.7.3 Information Disclosure via get_server_settings
Source: CVE Program / CVE List V5
Vulnerability Description
ArcadeDB versions before 26.7.3 contain an information disclosure vulnerability in the MCP get_server_settings tool that leaks the arcadedb.ha.clusterToken in cleartext. Attackers with MCP access can retrieve the cluster token and use it with X-ArcadeDB-Cluster-Token and X-ArcadeDB-Forwarded-User headers to impersonate root and achieve full server compromise.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
信息暴露
Source: CVE Program / CVE List V5
Vulnerability Title
Arcade Data ArcadeDB 信息泄露漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
ArcadeData arcadedb是ArcadeData的消息队列中间件。 Arcade Data ArcadeDB 26.7.3之前版本存在信息泄露漏洞，该漏洞源于MCP get_server_settings工具将arcadedb.ha.clusterToken明文泄露，攻击者可获取集群令牌并利用X-ArcadeDB-Cluster-Token和X-ArcadeDB-Forwarded-User标头冒充root用户，导致服务器被完全控制。
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
ArcadeData arcadedb 0 ~ 26.7.3 -

II. Public POCs for CVE-2026-67357

# POC Description Source Link Shenlong Link
AI-Generated POC Premium
Qwen3.6-35B-A3B · 7522 chars
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Vulnerability reproduction recording (real sandbox build + trigger, exclusive)
In-depth vulnerability mechanism
Trigger conditions & impact
Full executable POC code
Exploit chain & mitigation
POC zip download
100+ AI POC generations per month

III. Intelligence Information for CVE-2026-67357

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Vendor Advisories for CVE-2026-67357 (2)

Same Patch Batch · ArcadeData · 2026-08-02 · 3 CVEs total

CVE-2026-67356 8.8 HIGH ArcadeDB before 26.7.3 Privilege Escalation via JavaScript Trigger
CVE-2026-68578 7.5 HIGH ArcadeDB before 26.7.3 Authentication Bypass via MCP Transport

IV. Related Vulnerabilities

Same product: arcadedb
Same vendor: ArcadeData
Same weakness: CWE-200

V. Comments for CVE-2026-67357

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