CVE-2024-46872 Client-Side Path Traversal Leading to CSRF in Playbooks

Medium 4.6 Published Updated

Attackers can exploit client-side path traversal to trigger CSRF attacks in Mattermost Playbooks, bypassing security controls.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Over the internet
Victim action needed
A user has to click or open something
Fix
Available

What is CVE-2024-46872?

CVE-2024-46872 is a medium-severity vulnerability in Mattermost Mattermost Server, published on 29 Oct 2024. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

Official description

Mattermost versions 9.10.x <= 9.10.2, 9.11.x <= 9.11.1, 9.5.x <= 9.5.9 fail to sanitize user inputs in the frontend that are used for redirection which allows for a one-click client-side path traversal that is leading to CSRF in Playbooks

Weakness: CWE-352

Which versions are affected by CVE-2024-46872?

7 open source packages ship an affected version, including github.com/mattermost/mattermost/server/v8, mattermost and github.com/mattermost/mattermost-server. It affects 1 product.

PackageAffectedFixed in
github.com/mattermost/mattermost/server/v8 GoAll versions8.0.0-20240926115259-20ed58906adc
github.com/mattermost/mattermost/server/v8 GoAll versions8.0.0-20240926115259-20ed58906adc
github.com/mattermost/mattermost/server/v8 GoAll versions8.0.0-20240926115259-20ed58906adc
mattermost BitnamiFrom 9.5.0 to 9.5.9None
github.com/mattermost/mattermost-server GoAll versionsNone
github.com/mattermost/mattermost-server/v5 GoAll versionsNone
1 more packages
github.com/mattermost/mattermost-server/v6 GoAll versionsNone

Products include Mattermost Mattermost Server.

How do I fix CVE-2024-46872?

Upgrade github.com/mattermost/mattermost/server/v8 to 8.0.0-20240926115259-20ed58906adc or later.

Is CVE-2024-46872 being exploited?

There is no known exploitation of CVE-2024-46872 in the wild and no public exploit code.

All Mattermost Mattermost Server vulnerabilities

Sources

Also known as BIT-mattermost-2024-46872, GHSA-762g-9p7f-mrww, GO-2024-3233.

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