CVE-2026-72726

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-72726", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-08-10T13:48:09.545Z", "datePublished": "2026-08-10T16:05:11.044Z", "dateUpdated": "2026-08-10T16:57:12.320Z"}, "containers": {"cna": {"title": "Discourse: Unauthorized eavesdropping on private AI bot conversations.", "problemTypes": [{"descriptions": [{"cweId": "CWE-200", "lang": "en", "description": "CWE-200: Exposure of Sensitive Information to an Unauthorized Actor", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}}], "references": [{"name": "https://github.com/discourse/discourse/security/advisories/GHSA-gw88-2jw8-jf2h", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/discourse/discourse/security/advisories/GHSA-gw88-2jw8-jf2h"}, {"name": "https://github.com/discourse/discourse/commit/01faa889830f56e02fba2f6c1731811d319c5e81", "tags": ["x_refsource_MISC"], "url": "https://github.com/discourse/discourse/commit/01faa889830f56e02fba2f6c1731811d319c5e81"}, {"name": "https://github.com/discourse/discourse/commit/1fb2026eb8004dfeb12553014cc534dfd8083fbc", "tags": ["x_refsource_MISC"], "url": "https://github.com/discourse/discourse/commit/1fb2026eb8004dfeb12553014cc534dfd8083fbc"}, {"name": "https://github.com/discourse/discourse/commit/9247666f8359f3cf214b8aea3d396e8a8237ed38", "tags": ["x_refsource_MISC"], "url": "https://github.com/discourse/discourse/commit/9247666f8359f3cf214b8aea3d396e8a8237ed38"}, {"name": "https://github.com/discourse/discourse/commit/b56b98232aa4dad4a30500a65e31db0c9080c8f5", "tags": ["x_refsource_MISC"], "url": "https://github.com/discourse/discourse/commit/b56b98232aa4dad4a30500a65e31db0c9080c8f5"}], "affected": [{"vendor": "discourse", "product": "discourse", "versions": [{"version": "< 2026.1.6", "status": "affected"}, {"version": ">= 2026.5.0, < 2026.5.2", "status": "affected"}, {"version": ">= 2026.6.0, < 2026.6.1", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-08-10T16:05:11.044Z"}, "descriptions": [{"lang": "en", "value": "Discourse is an open-source discussion platform. Prior to 2026.1.6, 2026.5.2, 2026.6.1, and 2026.7.0, an authenticated user could eavesdrop on private AI bot conversations through the AI bot reply stream. The issue is fixed in 2026.1.6, 2026.5.2, 2026.6.1, and 2026.7.0."}], "source": {"advisory": "GHSA-gw88-2jw8-jf2h", "discovery": "UNKNOWN"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-08-10T16:56:59.240227Z", "id": "CVE-2026-72726", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-08-10T16:57:12.320Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-72726", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-08-10T16:56:59.240227Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-08-10T16:57:08.429Z"}}], "cna": {"title": "Discourse: Unauthorized eavesdropping on private AI bot conversations.", "source": {"advisory": "GHSA-gw88-2jw8-jf2h", "discovery": "UNKNOWN"}, "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}}], "affected": [{"vendor": "discourse", "product": "discourse", "versions": [{"status": "affected", "version": "< 2026.1.6"}, {"status": "affected", "version": ">= 2026.5.0, < 2026.5.2"}, {"status": "affected", "version": ">= 2026.6.0, < 2026.6.1"}]}], "references": [{"url": "https://github.com/discourse/discourse/security/advisories/GHSA-gw88-2jw8-jf2h", "name": "https://github.com/discourse/discourse/security/advisories/GHSA-gw88-2jw8-jf2h", "tags": ["x_refsource_CONFIRM"]}, {"url": "https://github.com/discourse/discourse/commit/01faa889830f56e02fba2f6c1731811d319c5e81", "name": "https://github.com/discourse/discourse/commit/01faa889830f56e02fba2f6c1731811d319c5e81", "tags": ["x_refsource_MISC"]}, {"url": "https://github.com/discourse/discourse/commit/1fb2026eb8004dfeb12553014cc534dfd8083fbc", "name": "https://github.com/discourse/discourse/commit/1fb2026eb8004dfeb12553014cc534dfd8083fbc", "tags": ["x_refsource_MISC"]}, {"url": "https://github.com/discourse/discourse/commit/9247666f8359f3cf214b8aea3d396e8a8237ed38", "name": "https://github.com/discourse/discourse/commit/9247666f8359f3cf214b8aea3d396e8a8237ed38", "tags": ["x_refsource_MISC"]}, {"url": "https://github.com/discourse/discourse/commit/b56b98232aa4dad4a30500a65e31db0c9080c8f5", "name": "https://github.com/discourse/discourse/commit/b56b98232aa4dad4a30500a65e31db0c9080c8f5", "tags": ["x_refsource_MISC"]}], "descriptions": [{"lang": "en", "value": "Discourse is an open-source discussion platform. Prior to 2026.1.6, 2026.5.2, 2026.6.1, and 2026.7.0, an authenticated user could eavesdrop on private AI bot conversations through the AI bot reply stream. The issue is fixed in 2026.1.6, 2026.5.2, 2026.6.1, and 2026.7.0."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-200", "description": "CWE-200: Exposure of Sensitive Information to an Unauthorized Actor"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-08-10T16:05:11.044Z"}}}, "cveMetadata": {"cveId": "CVE-2026-72726", "state": "PUBLISHED", "dateUpdated": "2026-08-10T16:57:12.320Z", "dateReserved": "2026-08-10T13:48:09.545Z", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "datePublished": "2026-08-10T16:05:11.044Z", "assignerShortName": "GitHub_M"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"product": "discourse", "vendor": "discourse", "versions": [{"status": "affected", "version": "< 2026.1.6"}, {"status": "affected", "version": ">= 2026.5.0, < 2026.5.2"}, {"status": "affected", "version": ">= 2026.6.0, < 2026.6.1"}]}], "source": "security-advisories@github.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Discourse is an open-source discussion platform. Prior to 2026.1.6, 2026.5.2, 2026.6.1, and 2026.7.0, an authenticated user could eavesdrop on private AI bot conversations through the AI bot reply stream. The issue is fixed in 2026.1.6, 2026.5.2, 2026.6.1, and 2026.7.0."}], "id": "CVE-2026-72726", "lastModified": "2026-09-08T20:54:37.790", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "security-advisories@github.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-72726", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-08-10T16:56:59.240227Z", "version": "2.0.3"}}]}, "published": "2026-08-10T16:19:50.097", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/discourse/discourse/commit/01faa889830f56e02fba2f6c1731811d319c5e81"}, {"source": "security-advisories@github.com", "url": "https://github.com/discourse/discourse/commit/1fb2026eb8004dfeb12553014cc534dfd8083fbc"}, {"source": "security-advisories@github.com", "url": "https://github.com/discourse/discourse/commit/9247666f8359f3cf214b8aea3d396e8a8237ed38"}, {"source": "security-advisories@github.com", "url": "https://github.com/discourse/discourse/commit/b56b98232aa4dad4a30500a65e31db0c9080c8f5"}, {"source": "security-advisories@github.com", "url": "https://github.com/discourse/discourse/security/advisories/GHSA-gw88-2jw8-jf2h"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-200"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,2026.1.6)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[2026.5.0,2026.5.2)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[2026.6.0,2026.6.1)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "discourse", "source": "cna", "vendor": "discourse"}, "product": "discourse", "vendor": "discourse"}], "created": "2026-08-10T18:15:11.380005+00:00", "updated": "2026-08-11T03:45:03.267163+00:00", "vendors": ["discourse", "discourse$PRODUCT$discourse"]}