{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-84115", "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "state": "PUBLISHED", "assignerShortName": "VulDB", "dateReserved": "2026-09-01T07:20:41.146Z", "datePublished": "2026-09-01T15:00:10.144Z", "dateUpdated": "2026-09-01T15:58:24.289Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "shortName": "VulDB", "dateUpdated": "2026-09-01T15:00:10.144Z"}, "title": "Cleo Harmony JWT Refresh Token connections privileges management", "problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-269", "lang": "en", "description": "Improper Privilege Management"}]}, {"descriptions": [{"type": "CWE", "cweId": "CWE-266", "lang": "en", "description": "Incorrect Privilege Assignment"}]}], "affected": [{"vendor": "Cleo", "product": "Harmony", "versions": [{"version": "5.8.1.0", "status": "affected"}, {"version": "5.8.1.1", "status": "affected"}, {"version": "5.8.1.2", "status": "affected"}, {"version": "5.8.1.3", "status": "affected"}, {"version": "5.8.1.4", "status": "affected"}, {"version": "5.8.1.5", "status": "affected"}, {"version": "5.8.1.6", "status": "affected"}, {"version": "5.8.1.7", "status": "affected"}, {"version": "5.8.1.8", "status": "affected"}, {"version": "5.8.1.9", "status": "affected"}, {"version": "5.8.1.10", "status": "affected"}, {"version": "5.8.1.11", "status": "unaffected"}], "cpes": ["cpe:2.3:a:cleo:harmony:*:*:*:*:*:*:*:*"], "modules": ["JWT Refresh Token Handler"]}], "descriptions": [{"lang": "en", "value": "A vulnerability was found in Cleo Harmony up to 5.8.1.10. The affected element is an unknown function of the file /api/connections of the component JWT Refresh Token Handler. Performing a manipulation of the argument Bearer results in improper privilege management. The attack is possible to be carried out remotely. The exploit has been made public and could be used. Upgrading to version 5.8.1.11 is sufficient to fix this issue. It is recommended to upgrade the affected component."}], "metrics": [{"cvssV4_0": {"version": "4.0", "baseScore": 6.9, "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:L/SI:L/SA:L/E:P", "baseSeverity": "MEDIUM"}}, {"cvssV3_1": {"version": "3.1", "baseScore": 8.3, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L/E:P/RL:O/RC:C", "baseSeverity": "HIGH"}}, {"cvssV3_0": {"version": "3.0", "baseScore": 8.3, "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L/E:P/RL:O/RC:C", "baseSeverity": "HIGH"}}, {"cvssV2_0": {"version": "2.0", "baseScore": 7.5, "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:OF/RC:C"}}], "timeline": [{"time": "2026-09-01T00:00:00.000Z", "lang": "en", "value": "Advisory disclosed"}, {"time": "2026-09-01T02:00:00.000Z", "lang": "en", "value": "VulDB entry created"}, {"time": "2026-09-01T09:25:49.000Z", "lang": "en", "value": "VulDB entry last update"}], "credits": [{"lang": "en", "value": "ilyass-armadin (VulDB User)", "type": "reporter"}], "references": [{"url": "https://vuldb.com/vuln/397558", "name": "VDB-397558 | Cleo Harmony JWT Refresh Token connections privileges management", "tags": ["vdb-entry", "technical-description"]}, {"url": "https://vuldb.com/vuln/397558/cti", "name": "VDB-397558 | CTI Indicators (IOB, IOC, TTP, IOA)", "tags": ["signature", "permissions-required"]}, {"url": "https://vuldb.com/cve/CVE-2026-84115", "name": "CVE-2026-84115 | CVE Analysis and Report", "tags": ["third-party-advisory"]}, {"url": "https://vuldb.com/submit/882468", "name": "Submit #882468 | Cleo Harmony < 5.8.1.11 Privilege Escalation via Cross-Store Identity Lookup Confusion", "tags": ["third-party-advisory"]}, {"url": "https://support.cleo.com/hc/en-us/articles/30258468834583-Cleo-Harmony-5-8-1-Release-Notes#Version58111", "tags": ["broken-link", "patch"]}], "x_generator": ["VulDB PVTS v202609"]}, "adp": [{"references": [{"url": "https://vuldb.com/submit/882468", "tags": ["exploit"]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-09-01T15:58:17.546452Z", "id": "CVE-2026-84115", "options": [{"Exploitation": "poc"}, {"Automatable": "yes"}, {"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": "2026-09-01T15:58:24.289Z"}}]}}

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