{"id":"CVE-2022-23548","state":"PUBLISHED","title":"Discourse is an option source discussion platform. Prior to version 2.8.14 on the `stable` branch and version 2.9.0.beta16 on the `beta` and `tests-passed` branches, parsing posts ","description":"Discourse is an option source discussion platform. Prior to version 2.8.14 on the `stable` branch and version 2.9.0.beta16 on the `beta` and `tests-passed` branches, parsing posts can be susceptible to regular expression denial of service (ReDoS) attacks. This issue is patched in versions 2.8.14 and 2.9.0.beta16. There are no known workarounds.","publishedAt":"2023-01-05T00:00:00.000Z","updatedAt":"2025-03-10T21:32:22.096Z","severity":{"score":6.5,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","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, <  2.9.0.beta16","status":"affected"}]}],"references":["https://github.com/discourse/discourse/security/advisories/GHSA-7rw2-f4x7-7pxf","https://github.com/discourse/discourse/pull/19737"],"weaknesses":["CWE-1333"],"ingestedAt":"2026-10-29T19:49:40.939Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/23xxx/CVE-2022-23548.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2022-23548","state":"PUBLISHED","datePublished":"2023-01-05T00:00:00.000Z","dateUpdated":"2025-03-10T21:32:22.096Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2022-01-19T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"Discourse is an option source discussion platform. Prior to version 2.8.14 on the `stable` branch and version 2.9.0.beta16 on the `beta` and `tests-passed` branches, parsing posts can be susceptible to regular expression denial of service (ReDoS) attacks. This issue is patched in versions 2.8.14 and 2.9.0.beta16. There are no known workarounds."}],"affected":[{"vendor":"discourse","product":"discourse","versions":[{"version":"< 2.8.14","status":"affected"},{"version":">= 2.9.0.beta0, <  2.9.0.beta16","status":"affected"}]}],"references":[{"url":"https://github.com/discourse/discourse/security/advisories/GHSA-7rw2-f4x7-7pxf"},{"url":"https://github.com/discourse/discourse/pull/19737"}],"metrics":[{"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH","baseScore":6.5,"baseSeverity":"MEDIUM"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-1333","type":"CWE","lang":"en","description":"CWE-1333: Inefficient Regular Expression Complexity"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2023-01-17T00:00:00.000Z"},"source":{"advisory":"GHSA-7rw2-f4x7-7pxf","discovery":"UNKNOWN"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://github.com/discourse/discourse/security/advisories/GHSA-7rw2-f4x7-7pxf","tags":["x_transferred"]},{"url":"https://github.com/discourse/discourse/pull/19737","tags":["x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-03T03:43:46.457Z"}},{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-03-10T21:00:33.992880Z","id":"CVE-2022-23548","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-03-10T21:32:22.096Z"}}]}}}