{"id":"CVE-2023-22453","state":"PUBLISHED","title":"Discourse vulnerable to exposure of user post counts per topic to unauthorized users","description":"Discourse is an option source discussion platform. Prior to version 2.8.14 on the `stable` branch and version 3.0.0.beta16 on the `beta` and `tests-passed` branches, the number of times a user posted in an arbitrary topic is exposed to unauthorized users through the `/u/username.json` endpoint. The issue is patched in version 2.8.14 and 3.0.0.beta16. There is no known workaround.","publishedAt":"2023-01-05T19:53:34.180Z","updatedAt":"2025-03-10T21:31:52.286Z","severity":{"score":5.3,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","source":"GitHub_M"},"assigner":"GitHub_M","products":["discourse discourse"],"affected":[{"vendor":"discourse","product":"discourse","versions":[{"version":"< 2.8.14","status":"affected"},{"version":">= 2.9.0.beta0, < 3.0.0.beta16","status":"affected"}]}],"references":["https://github.com/discourse/discourse/security/advisories/GHSA-xx97-6494-p2rv","https://github.com/discourse/discourse/commit/cbcf8a064b4889a19c991641e09c399bfa1ef2ad"],"weaknesses":["CWE-200"],"ingestedAt":"2026-10-29T20:05:43.909Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2023/22xxx/CVE-2023-22453.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2023-22453","state":"PUBLISHED","datePublished":"2023-01-05T19:53:34.180Z","dateUpdated":"2025-03-10T21:31:52.286Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2022-12-29T03:00:40.877Z"},"containers":{"cna":{"title":"Discourse vulnerable to exposure of user post counts per topic to unauthorized users","descriptions":[{"lang":"en","value":"Discourse is an option source discussion platform. Prior to version 2.8.14 on the `stable` branch and version 3.0.0.beta16 on the `beta` and `tests-passed` branches, the number of times a user posted in an arbitrary topic is exposed to unauthorized users through the `/u/username.json` endpoint. The issue is patched in version 2.8.14 and 3.0.0.beta16. There is no known workaround."}],"affected":[{"vendor":"discourse","product":"discourse","versions":[{"version":"< 2.8.14","status":"affected"},{"version":">= 2.9.0.beta0, < 3.0.0.beta16","status":"affected"}]}],"references":[{"url":"https://github.com/discourse/discourse/security/advisories/GHSA-xx97-6494-p2rv","name":"https://github.com/discourse/discourse/security/advisories/GHSA-xx97-6494-p2rv","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/discourse/discourse/commit/cbcf8a064b4889a19c991641e09c399bfa1ef2ad","name":"https://github.com/discourse/discourse/commit/cbcf8a064b4889a19c991641e09c399bfa1ef2ad","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":5.3,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-200","lang":"en","description":"CWE-200: Exposure of Sensitive Information to an Unauthorized Actor","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2023-01-05T19:53:34.180Z"},"source":{"advisory":"GHSA-xx97-6494-p2rv","discovery":"UNKNOWN"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://github.com/discourse/discourse/security/advisories/GHSA-xx97-6494-p2rv","name":"https://github.com/discourse/discourse/security/advisories/GHSA-xx97-6494-p2rv","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"https://github.com/discourse/discourse/commit/cbcf8a064b4889a19c991641e09c399bfa1ef2ad","name":"https://github.com/discourse/discourse/commit/cbcf8a064b4889a19c991641e09c399bfa1ef2ad","tags":["x_refsource_MISC","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-02T10:13:48.398Z"}},{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-03-10T20:59:42.541271Z","id":"CVE-2023-22453","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-03-10T21:31:52.286Z"}}]}}}