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CVE-2026-67343— ArcadeDB before 26.7.2 Cluster Token Disclosure via GET /api/v1/server

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 26.7.2之前版本存在信息泄露漏洞，该漏洞源于未正确隐藏GET /api/v1/server端点中的集群令牌，导致已认证用户能够以明文检索arcadedb.ha.clusterToken值，攻击者可利用泄露的令牌配合X-ArcadeDB-Cluster-Token和X-ArcadeDB-Forwarded-User标头冒充root并执行创建用户、数据库操作及服务器关闭等管理操作。

CVSS 8.8 · High EPSS 0.51% · P41

Affected Version Matrix 2

VendorProduct Version RangeStatus
ArcadeData arcadedb < 26.7.2 affected
26.7.2 unaffected
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I. Basic Information for CVE-2026-67343

Vulnerability Information
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Vulnerability Title
ArcadeDB before 26.7.2 Cluster Token Disclosure via GET /api/v1/server
Source: CVE Program / CVE List V5
Vulnerability Description
ArcadeDB versions before 26.7.2 fail to properly redact the cluster token in the GET /api/v1/server endpoint, allowing authenticated users to retrieve the arcadedb.ha.clusterToken value in cleartext. Attackers can use the leaked token with X-ArcadeDB-Cluster-Token and X-ArcadeDB-Forwarded-User headers to impersonate root and execute administrative actions including user creation, database operations, and server shutdown.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/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 26.7.2之前版本存在信息泄露漏洞，该漏洞源于未正确隐藏GET /api/v1/server端点中的集群令牌，导致已认证用户能够以明文检索arcadedb.ha.clusterToken值，攻击者可利用泄露的令牌配合X-ArcadeDB-Cluster-Token和X-ArcadeDB-Forwarded-User标头冒充root并执行创建用户、数据库操作及服务器关闭等管理操作。
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 ~ 26.7.2 -

II. Public POCs for CVE-2026-67343

# POC Description Source Link Shenlong Link
AI-Generated POC Premium
Qwen3.6-35B-A3B · 6058 chars
Pro+ exclusive includes:
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-2026-67343

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Vendor Advisories for CVE-2026-67343 (2)

Same Patch Batch · ArcadeData · 2026-08-01 · 5 CVEs total

CVE-2026-67341 9.8 CRITICAL ArcadeDB before 26.7.2 Authorization Bypass via SQL DEFINE FUNCTION
CVE-2026-67342 9.8 CRITICAL ArcadeDB before 26.7.2 Authorization Bypass via Database Handlers
CVE-2026-67340 7.2 HIGH ArcadeDB before 26.7.2 Remote Code Execution via Trigger Scripts
CVE-2026-67344 4.3 MEDIUM ArcadeDB before 26.7.2 Authentication Bypass via ALTER TYPE

IV. Related Vulnerabilities

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

V. Comments for CVE-2026-67343

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