CVE-2026-42193: Missing Aws Sns Signature Verification
AWS SNS webhook handler dispatches on req.body.Type without first verifying the SNS message signature (CWE-347). Unauthenticated callers can POST a forged SNS payload to trigger workflow automations, unsubscribe contacts, corrupt delivery metrics, or exhaust billing credits. Verify the RSA Signature field against a certificate fetched from a validated Signin
TSgreprules fetch cve-2026-42193-missing-aws-sns-signature-verification --engine opengrepDescription
AWS SNS webhook handler dispatches on req.body.Type without first verifying the SNS message signature (CWE-347). Unauthenticated callers can POST a forged SNS payload to trigger workflow automations, unsubscribe contacts, corrupt delivery metrics, or exhaust billing credits. Verify the RSA Signature field against a certificate fetched from a validated Signin
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