{"id":"CVE-2026-129454","summary":"Zr.Admin.NET commit 85cff6a through eb9228a IDOR via Workflow Instance Endpoint","details":"Zr.Admin.NET commit 85cff6a through commit eb9228a contains an insecure direct object reference vulnerability in GET /workflow/instance/{instanceId} that lets logged-in users view others' workflow instances. Authenticated low-privilege attackers can enumerate sequential instance IDs to read other users' approval requests, including submitted form contents, applicant details and approval records.","modified":"2026-11-15T10:45:21.347798651Z","published":"2026-11-15T01:49:37.777Z","database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/129xxx/CVE-2026-129454.json","cna_assigner":"VulnCheck","cwe_ids":["CWE-639"]},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/129xxx/CVE-2026-129454.json"},{"type":"PACKAGE","url":"https://github.com/izhaorui/Zr.Admin.NET"},{"type":"ARTICLE","url":"https://github.com/izhaorui/Zr.Admin.NET/blob/eb9228a23014f6000c06cab2f10ae0d44ecbbd3a/ZR.Workflow/Controllers/WfFlowInstanceController.cs#L49-L57"},{"type":"ARTICLE","url":"https://github.com/izhaorui/Zr.Admin.NET/blob/eb9228a23014f6000c06cab2f10ae0d44ecbbd3a/ZR.Workflow/Service/WfFlowInstanceService.cs#L173-L176"},{"type":"FIX","url":"https://github.com/izhaorui/Zr.Admin.NET/commit/85cff6ae22389c241d3a4efe178273966650f7ca"},{"type":"REPORT","url":"https://github.com/izhaorui/Zr.Admin.NET/issues/27"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-129454"},{"type":"ADVISORY","url":"https://vul.yulun.ac.cn/20261114/zr-admin-net/"},{"type":"ADVISORY","url":"https://www.vulncheck.com/advisories/zr-admin-net-commit-85cff6a-through-eb9228a-idor-via-workflow-instance-endpoint"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/izhaorui/Zr.Admin.NET","events":[{"introduced":"85cff6ae22389c241d3a4efe178273966650f7ca"},{"last_affected":"eb9228a23014f6000c06cab2f10ae0d44ecbbd3a"}],"database_specific":{"extracted_events":[{"strategy":"StandardRange","range":[{"introduced":"85cff6ae22389c241d3a4efe178273966650f7ca"},{"last_affected":"eb9228a23014f6000c06cab2f10ae0d44ecbbd3a"}],"source":"AFFECTED_FIELD"}]}}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-129454.json"}}],"schema_version":"1.9.2","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N"}]}