CVE-2018-21260

LowCVSS 2.7/10Last modified Jun 17, 2026

Description

An issue was discovered in Mattermost Server before 4.8.1, 4.7.4, and 4.6.3. WebSocket events were accidentally sent during certain user-management operations, violating user privacy.

Metrics

CVSS 3.1 2.7/10CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N

Weakness enumeration

Affected software

No affected versions have been published.

Timeline

Published
Jun 19, 2020
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2018

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CVE-2018-21260: Low severity, CVSS 2.7 | Vulnix