CVE-2026-42193

Plunk is an open-source email platform built on top of AWS SES. Prior to version 0.9.0, the /webhooks/sns endpoint accepts Amazon SNS notification payloads from unauthenticated requests without verifying the SNS signature, certificate, or topic ARN, meaning anyone can forge a valid-looking webhoo...

CVE-2026-42193 Plunk: SNS webhook forgery

Plunk is an open-source email platform built on top of AWS SES. Prior to version 0.9.0, the /webhooks/sns endpoint accepts Amazon SNS notification payloads from unauthenticated requests without verifying the SNS signature, certificate, or topic ARN, meaning anyone can forge a valid-looking webhoo...

plunk 数据伪造问题漏洞

Plunk is an open-source email sending and management platform developed by Plunk. Versions of Plunk prior to 0.9.0 contained a data manipulation vulnerability. This vulnerability stems from the /webhooks/sns endpoint accepting Amazon SNS notification payloads without verifying the SNS signature,...