CVE-2026-67357 · Symaro Security Advisory

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.

Severity (CVSS)

Base score	7.7
Severity	High
Version	CVSS 4.0
Vector	CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Provided by	CNA

Weaknesses

CWE-200 — Exposure of Sensitive Information to an Unauthorized Actor

Affected products

Vendor	Product	Versions
ArcadeData	arcadedb	0 to <26.7.3; 26.7.3

References

https://github.com/ArcadeData/arcadedb/security/advisories/GHSA-p9wc-4fhr-78wm (vendor-advisory)
https://www.vulncheck.com/advisories/arcadedb-information-disclosure-via-get-server-settings (third-party-advisory)

Authoritative sources

This page is a snapshot. For the latest enrichment and updates, view the record on CVE.org or the NVD.

Generated from the official CVE List on 03 Aug 2026 08:53 UTC.