Beveiligingsadvies

CVE-2026-2456

CVE-kwetsbaarheidsdetails - eXtreme Datacenter Security Operations

Gepubliceerd 2026-03-16 11:06:44

Laatst bijgewerkt 2026-03-16 13:49:58

Toegewezen door Mattermost

CVSS-score 5.3

Status PUBLISHED

Beschrijving

Mattermost versions 11.3.x <= 11.3.0, 11.2.x <= 11.2.2, 10.11.x <= 10.11.10 Mattermost fails to limit the size of responses from integration action endpoints, which allows an authenticated attacker to cause server memory exhaustion and denial of service via a malicious integration server that returns an arbitrarily large response when a user clicks an interactive message button.. Mattermost Advisory ID: MMSA-2026-00571

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