Information Exposure Affecting github.com/mattermost/mattermost-server/v6 package, versions <7.8.13


Severity

Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team

    Threat Intelligence

    EPSS
    0.05% (15th percentile)

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  • Snyk ID SNYK-GOLANG-GITHUBCOMMATTERMOSTMATTERMOSTSERVERV6-6094987
  • published 29 Nov 2023
  • disclosed 27 Nov 2023
  • credit Unknown

How to fix?

Upgrade github.com/mattermost/mattermost-server/v6 to version 7.8.13 or higher.

Overview

github.com/mattermost/mattermost-server/v6 is an open source, private cloud, Slack-alternative.

Affected versions of this package are vulnerable to Information Exposure. An attacker can view permalink previews of archived channels even if the "Allow users to view archived channels" setting is disabled.

CVSS Scores

version 3.1
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Snyk

Recommended
4.3 medium
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    Low
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    Low
  • Integrity (I)
    None
  • Availability (A)
    None
Expand this section

NVD

4.3 medium