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CVE-2026-18655 Broker Credential and OAuth Token Disclosure in AWS Labs Amazon MQ MCP Server via Prompt Injection

🗓️ 03 Aug 2026 19:04:12Reported by AMZNType 
cvelist
 cvelist
🔗 www.cve.org👁 7 Views

Credential disclosure and OAuth token exposure via prompt injection in Amazon MQ MCP Server; upgrade to 2.0.24.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-18655
3 Aug 202619:04
attackerkb
cve
CVE
CVE-2026-18655
3 Aug 202619:04
cve
euvd
EUVD
EUVD-2026-52406
3 Aug 202619:04
euvd
nvd
NVD
CVE-2026-18655
3 Aug 202620:17
nvd
vulnrichment
Vulnrichment
CVE-2026-18655 Broker Credential and OAuth Token Disclosure in AWS Labs Amazon MQ MCP Server via Prompt Injection
3 Aug 202619:04
vulnrichment
[
  {
    "vendor": "AWS",
    "product": "amazon-mq-mcp-server",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThanOrEqual": "2.0.23",
        "versionType": "custom"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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