3.1
CWE
863
Advisory Published
Updated

GHSA-wwhj-pw6h-f8hw

First published: Mon Apr 14 2025(Updated: )

Mattermost versions 10.5.x <= 10.5.1, 9.11.x <= 9.11.9 fail to check if a file has been deleted when creating a bookmark which allows an attacker who knows the IDs of deleted files to obtain metadata of the files via bookmark creation.

Affected SoftwareAffected VersionHow to fix
go/github.com/mattermost/mattermost/server/v8<8.0.0-20250213231113-68c11e9ecb71
8.0.0-20250213231113-68c11e9ecb71
go/github.com/mattermost/mattermost/server/v8>=9.11.0<9.11.10
9.11.10
go/github.com/mattermost/mattermost/server/v8>=10.5.0<10.5.2
10.5.2

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Frequently Asked Questions

  • What is the severity of GHSA-wwhj-pw6h-f8hw?

    GHSA-wwhj-pw6h-f8hw is classified as a high severity vulnerability due to the potential unauthorized access to deleted file metadata.

  • How do I fix GHSA-wwhj-pw6h-f8hw?

    To fix GHSA-wwhj-pw6h-f8hw, upgrade to Mattermost version 10.5.2, 9.11.10, or any version from 8.0.0-20250213231113-68c11e9ecb71.

  • What versions are affected by GHSA-wwhj-pw6h-f8hw?

    Mattermost versions 10.5.x up to 10.5.1 and 9.11.x up to 9.11.9 are affected by GHSA-wwhj-pw6h-f8hw.

  • What is the impact of GHSA-wwhj-pw6h-f8hw?

    GHSA-wwhj-pw6h-f8hw allows attackers to retrieve metadata of deleted files by exploiting bookmark creation.

  • Is there a known workaround for GHSA-wwhj-pw6h-f8hw?

    There are no known workarounds for GHSA-wwhj-pw6h-f8hw; upgrading to a secure version is the recommended action.

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