CVE-2026-2456 - CERT CVE
ID CVE-2026-2456
Sažetak 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
Reference
CVSS
Base: 5.3
Impact: 3.6
Exploitability:1.6
Pristup
VektorSloženostAutentikacija
NETWORK HIGH NONE
Impact
PovjerljivostCjelovitostDostupnost
NONE NONE HIGH
CVSS vektor CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H
Zadnje važnije ažuriranje 18-03-2026 - 18:27
Objavljeno 16-03-2026 - 14:19