{"id":"CVE-2022-41921","summary":"Discourse chat messages should have a maximum character limit","details":"Discourse is an open-source discussion platform. Prior to version 2.9.0.beta13, users can post chat messages of an unlimited length, which can cause a denial of service for other users when posting huge amounts of text. Users should upgrade to version 2.9.0.beta13, where a limit has been introduced. No known workarounds are available.","aliases":["BIT-discourse-2022-41921","GHSA-mfh7-6cv6-qccc"],"modified":"2026-04-19T03:45:52.972081Z","published":"2022-11-28T00:00:00Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/41xxx/CVE-2022-41921.json","cwe_ids":["CWE-20"],"cna_assigner":"GitHub_M"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/41xxx/CVE-2022-41921.json"},{"type":"ADVISORY","url":"https://github.com/discourse/discourse/security/advisories/GHSA-mfh7-6cv6-qccc"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-41921"},{"type":"FIX","url":"https://github.com/discourse/discourse/commit/3de765c89524a526ce611e11468d758a471a933f"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/discourse/discourse","events":[{"introduced":"0"},{"fixed":"f8d1b794cd397120ce597de9cb1de3b89fd431e6"}]}],"versions":["v0.8.0","v0.8.1","v0.8.2","v0.8.3","v0.8.4","v0.8.5","v0.8.6","v0.8.7","v0.8.8","v0.8.9","v0.9.0","v0.9.1","v0.9.2","v0.9.2.5","v0.9.2.6","v0.9.3","v0.9.4","v0.9.5","v0.9.5.1","v0.9.5.2","v0.9.6","v0.9.6.1","v0.9.6.3","v0.9.6.4","v0.9.7","v0.9.7.1","v0.9.7.2","v0.9.7.3","v0.9.7.4","v0.9.7.5","v0.9.7.6","v0.9.7.7","v0.9.7.8","v0.9.7.9","v0.9.8","v0.9.8.1","v0.9.8.10","v0.9.8.11","v0.9.8.2","v0.9.8.3","v0.9.8.4","v0.9.8.5","v0.9.8.6","v0.9.8.7","v0.9.8.8","v0.9.8.9","v0.9.9.1","v0.9.9.10","v0.9.9.11","v0.9.9.12","v0.9.9.13","v0.9.9.14","v0.9.9.15","v0.9.9.16","v0.9.9.17","v0.9.9.18","v0.9.9.2","v0.9.9.3","v0.9.9.4","v0.9.9.5","v0.9.9.6","v0.9.9.7","v0.9.9.8","v0.9.9.9","v1.0.0","v1.1.0.beta2","v1.1.0.beta3","v1.1.0.beta4","v1.1.0.beta5","v1.1.0.beta6","v1.1.0.beta6b","v1.1.0.beta7","v1.1.0.beta8","v1.2.0.beta1","v1.2.0.beta2","v1.2.0.beta3","v1.2.0.beta4","v1.2.0.beta5","v1.2.0.beta6","v1.2.0.beta7","v1.2.0.beta8","v1.2.0.beta9","v1.3.0.beta1","v1.3.0.beta10","v1.3.0.beta11","v1.3.0.beta2","v1.3.0.beta3","v1.3.0.beta4","v1.3.0.beta5","v1.3.0.beta6","v1.3.0.beta9","v1.4.0.beta1","v1.4.0.beta10","v1.4.0.beta11","v1.4.0.beta12","v1.4.0.beta2","v1.4.0.beta3","v1.4.0.beta4","v1.4.0.beta5","v1.4.0.beta6","v1.4.0.beta7","v1.4.0.beta8","v1.4.0.beta9","v1.5.0.beta1","v1.5.0.beta10","v1.5.0.beta11","v1.5.0.beta12","v1.5.0.beta13","v1.5.0.beta13b","v1.5.0.beta14","v1.5.0.beta2","v1.5.0.beta4","v1.5.0.beta5","v1.5.0.beta6","v1.5.0.beta7","v1.5.0.beta8","v1.5.0.beta9","v1.6.0.beta1","v1.6.0.beta10","v1.6.0.beta11","v1.6.0.beta12","v1.6.0.beta2","v1.6.0.beta3","v1.6.0.beta4","v1.6.0.beta5","v1.6.0.beta6","v1.6.0.beta7","v1.6.0.beta8","v1.6.0.beta9","v1.7.0.beta1","v1.7.0.beta10","v1.7.0.beta11","v1.7.0.beta2","v1.7.0.beta3","v1.7.0.beta4","v1.7.0.beta5","v1.7.0.beta6","v1.7.0.beta7","v1.7.0.beta8","v1.7.0.beta9","v1.8.0.beta1","v1.8.0.beta10","v1.8.0.beta11","v1.8.0.beta12","v1.8.0.beta13","v1.8.0.beta2","v1.8.0.beta3","v1.8.0.beta4","v1.8.0.beta5","v1.8.0.beta6","v1.8.0.beta7","v1.8.0.beta8","v1.8.0.beta9","v1.9.0.beta1","v1.9.0.beta10","v1.9.0.beta11","v1.9.0.beta12","v1.9.0.beta13","v1.9.0.beta14","v1.9.0.beta15","v1.9.0.beta16","v1.9.0.beta17","v1.9.0.beta2","v1.9.0.beta3","v1.9.0.beta4","v1.9.0.beta5","v1.9.0.beta6","v1.9.0.beta7","v1.9.0.beta8","v1.9.0.beta9","v2.0.0.beta1","v2.0.0.beta10","v2.0.0.beta2","v2.0.0.beta3","v2.0.0.beta4","v2.0.0.beta5","v2.0.0.beta6","v2.0.0.beta7","v2.0.0.beta8","v2.0.0.beta9","v2.1.0.beta1","v2.1.0.beta2","v2.1.0.beta3","v2.1.0.beta4","v2.1.0.beta5","v2.1.0.beta6","v2.2.0.beta1","v2.2.0.beta10","v2.2.0.beta2","v2.2.0.beta3","v2.2.0.beta4","v2.2.0.beta5","v2.2.0.beta6","v2.2.0.beta7","v2.2.0.beta8","v2.2.0.beta9","v2.3.0.beta1","v2.3.0.beta10","v2.3.0.beta11","v2.3.0.beta2","v2.3.0.beta3","v2.3.0.beta4","v2.3.0.beta5","v2.3.0.beta6","v2.3.0.beta7","v2.3.0.beta8","v2.3.0.beta9","v2.4.0.beta1","v2.4.0.beta10","v2.4.0.beta11","v2.4.0.beta2","v2.4.0.beta3","v2.4.0.beta4","v2.4.0.beta5","v2.4.0.beta6","v2.4.0.beta7","v2.4.0.beta8","v2.4.0.beta9","v2.5.0.beta1","v2.5.0.beta2","v2.5.0.beta3","v2.5.0.beta4","v2.5.0.beta5","v2.5.0.beta6","v2.5.0.beta7","v2.6.0.beta1","v2.6.0.beta2","v2.6.0.beta3","v2.6.0.beta4","v2.6.0.beta5","v2.6.0.beta6","v2.7.0.beta1","v2.7.0.beta2","v2.7.0.beta3","v2.7.0.beta4","v2.7.0.beta5","v2.7.0.beta6","v2.7.0.beta7","v2.7.0.beta8","v2.7.0.beta9","v2.8.0.beta1","v2.8.0.beta10","v2.8.0.beta11","v2.8.0.beta2","v2.8.0.beta3","v2.8.0.beta4","v2.8.0.beta5","v2.8.0.beta6","v2.8.0.beta7","v2.8.0.beta8","v2.8.0.beta9","v2.9.0.beta1","v2.9.0.beta10","v2.9.0.beta11","v2.9.0.beta12","v2.9.0.beta2","v2.9.0.beta3","v2.9.0.beta4","v2.9.0.beta5","v2.9.0.beta6","v2.9.0.beta7","v2.9.0.beta8","v2.9.0.beta9"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-41921.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:L"}]}