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Mattermost Injection vulnerability

Low severity GitHub Reviewed Published Nov 27, 2023 to the GitHub Advisory Database • Updated Nov 28, 2023

Package

gomod github.com/mattermost/mattermost-server/v6 (Go)

Affected versions

< 7.8.13

Patched versions

7.8.13
gomod github.com/mattermost/mattermost/server/v8 (Go)
< 8.1.4
8.1.4

Description

Mattermost fails to use innerText / textContent when setting the channel name in the webapp during autocomplete, allowing an attacker to inject HTML to a victim's page by create a channel name that is valid HTML. No XSS is possible though.

References

Published by the National Vulnerability Database Nov 27, 2023
Published to the GitHub Advisory Database Nov 27, 2023
Reviewed Nov 28, 2023
Last updated Nov 28, 2023

Severity

Low
3.1
/ 10

CVSS base metrics

Attack vector
Network
Attack complexity
High
Privileges required
Low
User interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
None
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N

Weaknesses

CVE ID

CVE-2023-35075

GHSA ID

GHSA-jcgv-3pfq-j4hr

Source code

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