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CVE-2026-13426

Mattermost

Description

The Mattermost Go module github.com/mattermost/mattermost/server/public versions < v0.1.22 fail to validate path parameters when constructing API route paths which allows an attacker to redirect API calls to unintended endpoints via crafted IDs containing path traversal components. Mattermost Advisory ID: MMSA-2025-00532

CVSS 5.4EPSS 0.197%Risk 0.55
View source
Published
2026-06-26 14:17:03
Affected versions
<v0.1.22
Type
Web application
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N