UNKNOWNUnknown

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

CVE-2026-18655Published 2 days agoSource: Vendor feed

Affected packages

No package-level mapping for this advisory.

Exploit signal

Known exploited (CISA KEV)
No
EPSS score
0.25%
EPSS percentile
16.7%

EPSS is the probability a CVE is exploited in the wild; percentile is its rank among all CVEs. This advisory is in the top 17%.

Recommended response stack

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