CVEvulnerability

CVE-2023-2793

6.5 MEDIUM Published 2023-06-16 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2023-06-16
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
6.5 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS 3.1 ([email protected])
6.5 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weaknesses
CWE-400

Description

Mattermost fails to validate links on external websites when constructing a preview for a linked website, allowing an attacker to cause a denial-of-service by a linking to a specially crafted webpage in a message.

Affected configurations

• mattermost mattermost (>= 7.8.0 <= 7.8.3) • mattermost mattermost (>= 7.9.0 <= 7.9.2) • mattermost mattermost 7.10.0

Related

Weakness · CWE (1)

  • CWE-400 Uncontrolled Resource Consumption weakness

References