Description


SerpBear before 3.1.1 contains a missing authentication vulnerability in pages/api/notify.ts that allows remote unauthenticated attackers to trigger notification emails because verifyUser() is never called. Attackers can repeatedly POST to /api/notify, optionally with a domain parameter, to exhaust SMTP rate limits, trigger provider abuse flags and flood recipients.

Related CPE's


Could not find any relations

Weaknesses



CWE-306

CVSS impact metrics


CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

5.3 · Medium

Information


Source identifier

[email protected]

Vulnerability status

Deferred

Published

2026-10-30T16:17:51.483Z

4 hours ago

Last modified

2026-10-30T19:23:25.493Z

1 hour ago