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Low severity2.7NVD Advisory· Published Jul 3, 2024· Updated Jun 17, 2026

CVE-2024-36257

CVE-2024-36257

Description

Mattermost versions 9.5.x <= 9.5.5 and 9.8.0, when using shared channels with multiple remote servers connected, fail to check that the remote server A requesting the server B to update the profile picture of a user is the remote that actually has the user as a local one . This allows a malicious remote A to change the profile images of users that belong to another remote server C that is connected to the server A.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

4
  • Mattermost/Mattermost4 versions
    cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:*+ 3 more
    • cpe:2.3:a:mattermost:mattermost:*:*:*:*:*:*:*:*range: >=9.5.0,<9.5.6
    • cpe:2.3:a:mattermost:mattermost:9.8.0:*:*:*:*:*:*:*
    • (no CPE)range: <=9.5.5, 9.8.0
    • (no CPE)range: 9.8.0

Patches

Vulnerability mechanics

References

1

News mentions

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