{"id":"CVE-2026-32618","title":"Discourse is an open-source discussion platform","summary":"Discourse is an open-source discussion platform. From versions 2026.1.0-latest to before 2026.1.3, 2026.2.0-latest to before 2026.2.2, and 2026.3.0-latest to before 2026.3.0, there is possible channel membership inference from chat user …","severity":"medium","cvss":4.3,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","cwe":["CWE-200"],"vendor":"discourse","product":"discourse","affected":["discourse >= 2026.1.0, < 2026.1.3","discourse >= 2026.2.0, < 2026.2.2","discourse = 2026.3.0"],"patched":["discourse 2026.2.2"],"published":"2026-03-31","updated":"2026-07-24","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-32618","references":[{"url":"https://github.com/discourse/discourse/commit/81fd89e744058e509412158e5e6ac90c856ade64","label":"security-advisories@github.com"},{"url":"https://github.com/discourse/discourse/security/advisories/GHSA-pc8p-w2m7-hgf3","label":"security-advisories@github.com"}],"tags":["nvd"],"epss":0.00201,"epssPercentile":0.10234,"ingestedAt":"2026-07-24T20:38:03.436Z","slug":"CVE-2026-32618","body":"## Overview\n\nDiscourse is an open-source discussion platform. From versions 2026.1.0-latest to before 2026.1.3, 2026.2.0-latest to before 2026.2.2, and 2026.3.0-latest to before 2026.3.0, there is possible channel membership inference from chat user search without authorization. This issue has been patched in versions 2026.1.3, 2026.2.2, and 2026.3.0.\n\n## Affected\n\n- `discourse >= 2026.1.0, < 2026.1.3`\n- `discourse >= 2026.2.0, < 2026.2.2`\n- `discourse = 2026.3.0`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `discourse 2026.2.2`","depth":"sunlit","depthScore":24,"depthScoreParts":{"impact":23.7,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}