{"id":"CVE-2026-23931","details":"The frontend validatate.api.exists action can be exploited by authenticated users to extract plaintext user macro values leading to potential loss of confidentiality.","modified":"2026-09-25T08:11:22.367973Z","published":"2026-08-18T13:17:21.433Z","references":[{"type":"ADVISORY","url":"https://support.zabbix.com/browse/ZBX-28070"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/zabbix/zabbix","events":[{"introduced":"372a4e93c48ecd25aa666949a055a02369031861"},{"fixed":"a6a1f80f9dd9c9461513853ecabc5b1a6c7dd521"}],"database_specific":{"cpe":"cpe:2.3:a:zabbix:zabbix:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"7.4.0"},{"fixed":"7.4.11"}],"source":"CPE_RANGE"}}],"versions":["7.4.11rc2","7.4.11rc1","7.4.10","7.4.10rc1","7.4.9","7.4.9rc1","7.4.8","7.4.8rc3","7.4.8rc2","7.4.8rc1","7.4.7","7.4.7rc3","7.4.7rc2","7.4.7rc1","7.4.6","7.4.6rc2","7.4.6rc1","7.4.5","7.4.4","7.4.4rc1","7.4.3","7.4.3rc1","7.4.2","7.4.2rc2","7.4.2rc1","7.4.1","7.4.1rc1","7.4.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-23931.json","vanir_signatures_modified":"2026-09-25T08:11:22Z","vanir_signatures":[{"signature_version":"v1","source":"https://github.com/zabbix/zabbix/commit/a6a1f80f9dd9c9461513853ecabc5b1a6c7dd521","target":{"file":"src/zabbix_java/src/com/zabbix/gateway/GeneralInformation.java"},"deprecated":false,"digest":{"line_hashes":["80225613835803133910910126596852952088","230058783349080063223687654489728332059","177878195683979894346014332267148188511","188349145695577399953969866264285031573","329342636515519127775980169026149266987","58272670197979715614362102333779585045"],"threshold":0.9},"id":"CVE-2026-23931-a8156f50","signature_type":"Line"}]}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N"}]}