PT-2026-56868 · Mettle · Sendportal

Superman_04 · Published 2026-07-09 · Updated 2026-07-09 · CVE-2026-15192

Mitre

CVSS v3.1

6.5

Medium

Base vector

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

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.

Exploit

Fix

Missing Authentication

Improper Authentication

Weakness Enumeration

CWE-306

CWE-287

Related Identifiers

CVE-2026-15192

Affected Products

Sendportal

References · 7

• 🔥 https://github.com/mettle/sendportal/issues/340 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-15192 · Security Note
• https://vuldb.com/submit/851624 · Note
• https://vuldb.com/vuln/377118 · Note
• https://vuldb.com/vuln/377118/cti · Note
• https://vuldb.com/cve/CVE-2026-15192 · Note
• https://github.com/mettle/sendportal · Note