Moderate severityNVD Advisory· Published Jan 2, 2024· Updated Jun 17, 2025
Details of archived public channels are leaked to members of another team
CVE-2023-47858
Description
Mattermost fails to properly verify the permissions needed for viewing archived public channels, allowing a member of one team to get details about the archived public channels of another team via the GET /api/v4/teams/<team-id>/channels/deleted endpoint.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
github.com/mattermost/mattermost-server/v6Go | < 7.8.10 | 7.8.10 |
github.com/mattermost/mattermost/server/v8Go | < 8.1.1 | 8.1.1 |
Affected products
1- Range: 0
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
3- github.com/advisories/GHSA-w88v-pjr8-cmv2ghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2023-47858ghsaADVISORY
- mattermost.com/security-updatesghsaWEB
News mentions
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