Low severityNVD Advisory· Published Aug 1, 2024· Updated Aug 1, 2024
Malicious remote can create arbitrary channels
CVE-2024-39837
Description
Mattermost versions 9.9.x <= 9.9.0, 9.5.x <= 9.5.6 fail to properly restrict channel creation which allows a malicious remote to create arbitrary channels, when shared channels were enabled.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
github.com/mattermost/mattermost/server/v8Go | >= 9.5.0, < 9.5.7 | 9.5.7 |
github.com/mattermost/mattermost/server/v8Go | >= 9.9.0, < 9.9.1 | 9.9.1 |
github.com/mattermost/mattermost/server/v8Go | < 8.0.0-20240626164322-c758cecaf30c | 8.0.0-20240626164322-c758cecaf30c |
github.com/mattermost/mattermost-serverGo | >= 9.9.0, < 9.9.1 | 9.9.1 |
github.com/mattermost/mattermost-server/v5Go | < 5.3.2-0.20240626164322-c758cecaf30c | 5.3.2-0.20240626164322-c758cecaf30c |
github.com/mattermost/mattermost-server/v6Go | < 6.0.0-20240626164322-c758cecaf30c | 6.0.0-20240626164322-c758cecaf30c |
github.com/mattermost/mattermost-serverGo | >= 9.5.0, < 9.5.7 | 9.5.7 |
Affected products
1- Range: 9.9.0
Patches
155b24d27c857Vulnerability mechanics
Generated by null/stub on May 9, 2026. Inputs: CWE entries + fix-commit diffs from this CVE's patches. Citations validated against bundle.
References
4- github.com/advisories/GHSA-vvpg-55p7-5h8wghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2024-39837ghsaADVISORY
- mattermost.com/security-updatesghsaWEB
- pkg.go.dev/vuln/GO-2024-3032ghsaWEB
News mentions
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