CVE-2026-16328

consul-mcp-server vulnerable to server side request forgery leading to token exposure

State
Published
Severity
8.6 High
Published
Jul 29, 2026
Updated
Jul 29, 2026
Reserved
Jul 20, 2026

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Description

In consul-mcp-server, versions 0.1.0 up to 0.1.3 did not restrict how the Consul backend address was supplied, allowing a connected client to override the server's configured Consul address via a request header. This may allow a malicious client to redirect the server's Consul API traffic to an attacker-controlled endpoint, potentially exfiltrating the Consul token configured on the server. This vulnerability, CVE-2026-16328, is fixed in consul-mcp-server 0.1.4.

Scores

CVSSScoreVectorSource
3.18.6 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:NHashiCorp

Weaknesses

  • CWE-918 Server-Side Request Forgery (SSRF)

Affected Products

ProductVersions
ToolingHashiCorp
  • 0.1.0 to before 0.1.4Affected

References

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