CVE-2026-15192

mettle sendportal APIv1 Webhooks mailjet missing authentication

MEDIUM
6.5
CVSS Score
Published: July 9, 2026 at 04:30 PM UTC
Updated: October 25, 2026 at 05:10 PM UTC
1 product affected across 1 vendorSendPortal

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Severity
MEDIUM6.5
Exploit prediction
EPSS 0.8%
SSVC
PoC

Description

A vulnerability has been found in mettle sendportal up to 3.0.1. This issue affects the function sendgrid/postmark/postal/mailjet of the component APIv1 Webhooks. The manipulation leads to missing authentication. The attack is possible to be carried out remotely. The exploit has been disclosed to the public and may be used. The project was informed of the problem early through an issue report but has not responded yet.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

SSVC — Action Prioritization

SSVCPoCAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.5MEDIUMVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-287CWE-306

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