{"id":"CVE-2023-48369","aliases":["GHSA-3487-3j7c-7gwj"],"title":"Mattermost Uncontrolled Resource Consumption vulnerability","summary":"Mattermost Uncontrolled Resource Consumption vulnerability","severity":"medium","cvss":5.3,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","vendor":"mattermost","product":"github.com/mattermost/mattermost/server/v8","ecosystem":"go","affected":["github.com/mattermost/mattermost/server/v8 >= 9.1.0, < 9.1.1","github.com/mattermost/mattermost/server/v8 >= 9.0.0, < 9.0.2","github.com/mattermost/mattermost/server/v8 < 8.1.4","github.com/mattermost/mattermost-server/v6 < 7.8.13"],"patched":["github.com/mattermost/mattermost/server/v8 9.1.1","github.com/mattermost/mattermost/server/v8 9.0.2","github.com/mattermost/mattermost/server/v8 8.1.4","github.com/mattermost/mattermost-server/v6 7.8.13"],"published":"2023-11-27","updated":"2026-09-10","sourceUpdated":"2026-09-10T03:49:58.732959442Z","source":"OSV","sourceUrl":"https://osv.dev/vulnerability/GHSA-3487-3j7c-7gwj","references":[{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-48369"},{"url":"https://github.com/mattermost/mattermost"},{"url":"https://mattermost.com/security-updates"}],"tags":["osv","go"],"epss":0.00632,"epssPercentile":0.48911,"ingestedAt":"2026-09-12T03:13:01.747Z","slug":"CVE-2023-48369","body":"## Overview\n\nMattermost fails to limit the log size of server logs allowing an attacker sending specially crafted requests to different endpoints to potentially overflow the log. \n\n\n\n## Affected packages\n\n- `github.com/mattermost/mattermost/server/v8 >= 9.1.0, < 9.1.1`\n- `github.com/mattermost/mattermost/server/v8 >= 9.0.0, < 9.0.2`\n- `github.com/mattermost/mattermost/server/v8 < 8.1.4`\n- `github.com/mattermost/mattermost-server/v6 < 7.8.13`\n\n## Remediation\n\nUpgrade to a patched release:\n\n- `github.com/mattermost/mattermost/server/v8 9.1.1`\n- `github.com/mattermost/mattermost/server/v8 9.0.2`\n- `github.com/mattermost/mattermost/server/v8 8.1.4`\n- `github.com/mattermost/mattermost-server/v6 7.8.13`","depth":"sunlit","depthScore":29,"depthScoreParts":{"impact":29.2,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}