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Channel IDs of archived/restored channels leaked via webhook events

CVE-2024-39807 First seen on SecPulse
Original description The description as published by the source.

Mattermost versions 9.5.x <= 9.5.5 and 9.8.0 fail to properly sanitize the recipients of a webhook event which allows an attacker monitoring webhook events to retrieve the channel IDs of archived or restored channels.

Source: OSV.dev (Open Source Vulnerabilities) NVD OSV

References

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