{"id":"CVE-2025-32376","state":"PUBLISHED","title":"Discourse DM limits aren’t always properly enforced","description":"Discourse is an open-source discussion platform. Prior to versions 3.4.3 on the stable branch and 3.5.0.beta3 on the beta branch, the users limit for a DM can be bypassed, thus giving the ability to potentially create a DM with every user from a site in it. This issue has been patched in stable version 3.4.3 and beta version 3.5.0.beta3.","publishedAt":"2025-04-30T14:55:21.473Z","updatedAt":"2025-04-30T15:08:52.268Z","severity":{"score":4.8,"label":"Medium","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:L","source":"GitHub_M"},"assigner":"GitHub_M","products":["discourse discourse"],"affected":[{"vendor":"discourse","product":"discourse","versions":[{"version":"< 3.4.3","status":"affected"},{"version":">= 3.5.0.beta1, < 3.5.0.beta3","status":"affected"}]}],"references":["https://github.com/discourse/discourse/security/advisories/GHSA-mqqq-h2x3-46fr","https://github.com/discourse/discourse/commit/21a7f3162221c393f9bb13721451aa7f237d881a"],"weaknesses":["CWE-284"],"ingestedAt":"2026-10-29T20:08:55.257Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/32xxx/CVE-2025-32376.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2025-32376","state":"PUBLISHED","datePublished":"2025-04-30T14:55:21.473Z","dateUpdated":"2025-04-30T15:08:52.268Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2025-04-06T19:46:02.461Z"},"containers":{"cna":{"title":"Discourse DM limits aren’t always properly enforced","descriptions":[{"lang":"en","value":"Discourse is an open-source discussion platform. Prior to versions 3.4.3 on the stable branch and 3.5.0.beta3 on the beta branch, the users limit for a DM can be bypassed, thus giving the ability to potentially create a DM with every user from a site in it. This issue has been patched in stable version 3.4.3 and beta version 3.5.0.beta3."}],"affected":[{"vendor":"discourse","product":"discourse","versions":[{"version":"< 3.4.3","status":"affected"},{"version":">= 3.5.0.beta1, < 3.5.0.beta3","status":"affected"}]}],"references":[{"url":"https://github.com/discourse/discourse/security/advisories/GHSA-mqqq-h2x3-46fr","name":"https://github.com/discourse/discourse/security/advisories/GHSA-mqqq-h2x3-46fr","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/discourse/discourse/commit/21a7f3162221c393f9bb13721451aa7f237d881a","name":"https://github.com/discourse/discourse/commit/21a7f3162221c393f9bb13721451aa7f237d881a","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"LOW","userInteraction":"ACTIVE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","vulnAvailabilityImpact":"LOW","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"LOW","baseScore":4.8,"baseSeverity":"MEDIUM","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:L","version":"4.0"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-284","lang":"en","description":"CWE-284: Improper Access Control","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2025-04-30T14:55:21.473Z"},"source":{"advisory":"GHSA-mqqq-h2x3-46fr","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-04-30T15:08:21.593006Z","id":"CVE-2025-32376","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":"2025-04-30T15:08:52.268Z"}}]}}}