{"id":"CVE-2026-85177","summary":"CRMEB through 6.0.0 Unauthorized Message Modification via edit_message","details":"CRMEB through 6.0.0 fails to validate message ownership in the edit_message handler of MessageSystemController.php, allowing authenticated users to modify arbitrary system inbox messages. Attackers can update any message's columns including is_del, look, and uid to delete, mark read, or reassign victim notifications without authorization.","modified":"2026-09-05T03:48:20.486333952Z","published":"2026-09-03T14:12:16.997Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/85xxx/CVE-2026-85177.json","cna_assigner":"VulnCheck","cwe_ids":["CWE-639"]},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/85xxx/CVE-2026-85177.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-85177"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/crmeb-through-6.0.0-unauthorized-message-modification-via-edit-message"},{"type":"REPORT","url":"https://github.com/crmeb/CRMEB/issues/120"},{"type":"PACKAGE","url":"https://github.com/crmeb/CRMEB"},{"type":"ARTICLE","url":"https://github.com/crmeb/CRMEB/blob/v6.0.0/crmeb/app/api/controller/v1/user/MessageSystemController.php"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/crmeb/crmeb","events":[{"introduced":"0"},{"fixed":"e9d6c4675dc86501c21cdb9ee83e8b62e4b25afc"}],"database_specific":{"extracted_events":[{"introduced":"0"},{"last_affected":"6.0.0"},{"fixed":"6.0.0"}],"source":["AFFECTED_FIELD","DESCRIPTION"]}}],"versions":["v5.6.3.1","v5.6.1","v5.4.0","v5.3.0","v5.2.0","v4.7.0","v4.6.0","v4.4.4","v4.4.2","v2.6.0","v2.6"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-85177.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N"}]}