{"api_version":"1","generated_at":"2026-05-30T00:29:03+00:00","cve":"CVE-2026-48811","urls":{"html":"https://cve.report/CVE-2026-48811","api":"https://cve.report/api/cve/CVE-2026-48811.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-48811","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-48811"},"summary":{"title":"FreeScout: Thread Deletion Bypasses Mailbox Access Revocation","description":"FreeScout is a free help desk and shared inbox built with PHP's Laravel framework. Prior to 1.8.221, FreeScout allows a non-admin user to permanently delete an internal note (private thread) from any conversation, even after that user's access to the mailbox containing the conversation has been revoked. The ThreadPolicy::delete authorization policy does not verify mailbox membership, so a former team member retains destructive write access to notes they created. This vulnerability is fixed in 1.8.221.","state":"PUBLISHED","assigner":"GitHub_M","published_at":"2026-05-29 20:16:29","updated_at":"2026-05-29 20:21:38"},"problem_types":["CWE-862","CWE-862 CWE-862: Missing Authorization"],"metrics":[{"version":"3.1","source":"security-advisories@github.com","type":"Secondary","score":"4.3","severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","baseScore":4.3,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"LOW","availabilityImpact":"NONE"}},{"version":"3.1","source":"CNA","type":"DECLARED","score":"4.3","severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","data":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":4.3,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"LOW","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","version":"3.1"}}],"references":[{"url":"https://github.com/freescout-help-desk/freescout/security/advisories/GHSA-9vx8-gx3p-9mh6","name":"https://github.com/freescout-help-desk/freescout/security/advisories/GHSA-9vx8-gx3p-9mh6","refsource":"security-advisories@github.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-48811","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-48811","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"freescout-help-desk","product":"freescout","version":"affected < 1.8.221","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"product":"freescout","vendor":"freescout-help-desk","versions":[{"status":"affected","version":"< 1.8.221"}]}],"descriptions":[{"lang":"en","value":"FreeScout is a free help desk and shared inbox built with PHP's Laravel framework. Prior to 1.8.221, FreeScout allows a non-admin user to permanently delete an internal note (private thread) from any conversation, even after that user's access to the mailbox containing the conversation has been revoked. The ThreadPolicy::delete authorization policy does not verify mailbox membership, so a former team member retains destructive write access to notes they created. This vulnerability is fixed in 1.8.221."}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":4.3,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"LOW","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-862","description":"CWE-862: Missing Authorization","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-05-29T19:47:46.184Z","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M"},"references":[{"name":"https://github.com/freescout-help-desk/freescout/security/advisories/GHSA-9vx8-gx3p-9mh6","tags":["x_refsource_CONFIRM"],"url":"https://github.com/freescout-help-desk/freescout/security/advisories/GHSA-9vx8-gx3p-9mh6"}],"source":{"advisory":"GHSA-9vx8-gx3p-9mh6","discovery":"UNKNOWN"},"title":"FreeScout: Thread Deletion Bypasses Mailbox Access Revocation"}},"cveMetadata":{"assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","assignerShortName":"GitHub_M","cveId":"CVE-2026-48811","datePublished":"2026-05-29T19:47:46.184Z","dateReserved":"2026-05-22T20:57:10.976Z","dateUpdated":"2026-05-29T19:47:46.184Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-05-29 20:16:29","lastModifiedDate":"2026-05-29 20:21:38","problem_types":["CWE-862","CWE-862 CWE-862: Missing Authorization"],"metrics":{"cvssMetricV31":[{"source":"security-advisories@github.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","baseScore":4.3,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"LOW","availabilityImpact":"NONE"},"exploitabilityScore":2.8,"impactScore":1.4}]},"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"48811","Ordinal":"1","Title":"FreeScout: Thread Deletion Bypasses Mailbox Access Revocation","CVE":"CVE-2026-48811","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"48811","Ordinal":"1","NoteData":"FreeScout is a free help desk and shared inbox built with PHP's Laravel framework. Prior to 1.8.221, FreeScout allows a non-admin user to permanently delete an internal note (private thread) from any conversation, even after that user's access to the mailbox containing the conversation has been revoked. The ThreadPolicy::delete authorization policy does not verify mailbox membership, so a former team member retains destructive write access to notes they created. This vulnerability is fixed in 1.8.221.","Type":"Description","Title":"FreeScout: Thread Deletion Bypasses Mailbox Access Revocation"}]}}}