GitHub Advisoryadvisory · Go

GHSA-q7rx-w656-fwmv Mattermost notified all users in the channel when using WebSockets to respond individually

MEDIUM Published 2024-01-02 Modified 2024-07-08 Official page ↗
Aliases
CVE-2023-48732
Ecosystem
Go
Packages
github.com/mattermost/mattermost/server/v8, github.com/mattermost/mattermost-server/v6
Severity
Moderate
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Weaknesses
CWE-200
Reviewed
2024-01-03

Affected packages

• Go github.com/mattermost/mattermost/server/v8: < 8.1.7 → fixed in 8.1.7 • Go github.com/mattermost/mattermost-server/v6: < 8.1.7 → fixed in 8.1.7

Description

Mattermost fails to scope the WebSocket response around notified users to a each user separately resulting in the WebSocket broadcasting the information about who was notified about a post to everyone else in the channel.

Related

Alias · CVE (1)

  • CVE-2023-48732 Mattermost fails to scope the WebSocket response around notified users to a each user separately resulting in the WebSocket broadcasting… vulnerability

Weakness · CWE (1)

  • CWE-200 Exposure of Sensitive Information to an Unauthorized Actor weakness

References