Medium severity4.3NVD Advisory· Published Apr 26, 2024· Updated Jun 17, 2026
CVE-2024-4183
CVE-2024-4183
Description
Mattermost versions 8.1.x before 8.1.12, 9.6.x before 9.6.1, 9.5.x before 9.5.3, 9.4.x before 9.4.5 fail to limit the number of active sessions, which allows an authenticated attacker to crash the server via repeated requests to the getSessions API after flooding the sessions table.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
github.com/mattermost/mattermost-serverGo | >= 9.6.0-rc1, < 9.6.1 | 9.6.1 |
github.com/mattermost/mattermost-serverGo | >= 9.5.0, < 9.5.3 | 9.5.3 |
github.com/mattermost/mattermost-serverGo | >= 9.4.0, < 9.4.5 | 9.4.5 |
github.com/mattermost/mattermost-serverGo | >= 8.1.0, < 8.1.12 | 8.1.12 |
Affected products
3cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:mattermost:mattermost_server:*:*:*:*:*:*:*:*range: >=8.1.0,<8.1.12
- (no CPE)range: 9.6.0
Patches
Vulnerability mechanics
References
7- github.com/advisories/GHSA-wj37-mpq9-xrcmghsaADVISORY
- mattermost.com/security-updatesnvdVendor AdvisoryWEB
- nvd.nist.gov/vuln/detail/CVE-2024-4183ghsaADVISORY
- github.com/mattermost/mattermost/commit/86920d641760552c5aafa5e1d14c93bd30039bc4ghsaWEB
- github.com/mattermost/mattermost/commit/9d81eee979aee93374bff8ba6714d805e12ffb03ghsaWEB
- github.com/mattermost/mattermost/commit/b45c3dac4c160992a1ce757ade968e8f5ec506c1ghsaWEB
- github.com/mattermost/mattermost/commit/bc699e6789cf3ba1544235087897699aaa639e7dghsaWEB
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