Beveiligingsadvies

CVE-2026-6062

CVE-kwetsbaarheidsdetails - eXtreme Datacenter Security Operations

Gepubliceerd 2026-06-22 13:40:07

Laatst bijgewerkt 2026-06-22 15:41:48

Toegewezen door Mattermost

CVSS-score 6.4

Status PUBLISHED

Beschrijving

Mattermost versions 11.7.x <= 11.7.0, 11.6.x <= 11.6.2, 11.5.x <= 11.5.5, 10.11.x <= 10.11.17 Fail to validate channel ownership of an existing subscription before applying edits which allows an authenticated attacker to hijack subscriptions from channels they have no access to via a crafted PUT request to the subscription edit endpoint.. Mattermost Advisory ID: MMSA-2026-00650

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