Information Exposure Affecting github.com/mattermost/mattermost/server/v8 package, versions <8.1.4


Severity

Recommended
0.0
medium
0
10

CVSS assessment made by Snyk's Security Team

    Threat Intelligence

    EPSS
    0.05% (20th percentile)

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  • Snyk ID SNYK-GOLANG-GITHUBCOMMATTERMOSTMATTERMOSTSERVERV8-6094990
  • published 29 Nov 2023
  • disclosed 27 Nov 2023
  • credit Unknown

How to fix?

Upgrade github.com/mattermost/mattermost/server/v8 to version 8.1.4 or higher.

Overview

Affected versions of this package are vulnerable to Information Exposure due to the improper validation of the "Show Full Name" option in certain endpoints. An attacker can obtain the full name of another user, even when the Show Full Name option is disabled, by exploiting these endpoints.

CVSS Scores

version 3.1
Expand this section

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