CVEvulnerability

CVE-2018-21263

8.8 HIGH Published 2020-06-19 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2020-06-19
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
8.8 HIGH — CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0 ([email protected])
6.5 MEDIUM — AV:N/AC:L/Au:S/C:P/I:P/A:P
Weaknesses
CWE-287

Description

An issue was discovered in Mattermost Server before 4.7.0, 4.6.2, and 4.5.2. An attacker could authenticate to a different user's account via a crafted SAML response.

Affected configurations

• mattermost mattermost server (< 4.5.2) • mattermost mattermost server (>= 4.6.0 < 4.6.2) • mattermost mattermost server 4.7.0

Related

Weakness · CWE (1)

  • CWE-287 Improper Authentication weakness

References