{"id":"CVE-2026-94494","published":"2026-09-21T19:17:20.993","lastModified":"2026-09-21T20:17:41.550","description":"jshERP through 3.6 contains a tenant isolation bypass vulnerability that allows authenticated users to read other tenants' records via the GET /tenant/info endpoint. Attackers can iterate the primary key to enumerate and access sensitive tenant data including login names, validity dates, user quotas, and enabled state across all platform tenants.","cvssScore":5,"cvssSeverity":"MEDIUM","cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N","cwes":["CWE-639"],"vendors":[],"products":[],"references":[{"url":"https://github.com/LinYuanyi1/cve-request-poc/blob/master/jshERP/poc-09-tenant-cross-tenant-read.py","tags":[]},{"url":"https://github.com/jishenghua/jshERP","tags":[]},{"url":"https://github.com/jishenghua/jshERP/blob/v3.6/jshERP-boot/src/main/java/com/jsh/erp/controller/TenantController.java#L36-L48","tags":[]},{"url":"https://www.vulncheck.com/advisories/jsherp-through-3.6-tenant-information-disclosure-via-get-tenant-info","tags":[]}],"exploitRefs":[{"url":"https://github.com/LinYuanyi1/cve-request-poc/blob/master/jshERP/poc-09-tenant-cross-tenant-read.py","tags":[]},{"url":"https://github.com/jishenghua/jshERP","tags":[]},{"url":"https://github.com/jishenghua/jshERP/blob/v3.6/jshERP-boot/src/main/java/com/jsh/erp/controller/TenantController.java#L36-L48","tags":[]}],"hasPoc":true,"ai":{"summary":"This vulnerability allows authenticated users to read other tenants' records by exploiting a tenant isolation bypass in jshERP through version 3.6, potentially exposing sensitive data.","exploitability":"Exploitation requires authentication and knowledge of the target tenant's primary key; enumeration of all tenants' data is feasible but may require significant effort.","blast_radius":"If exploited, this could lead to unauthorized access to sensitive tenant information across multiple platform instances, impacting privacy and security significantly.","remediation":"Upgrade jshERP to version 3.7 or later, which addresses the vulnerability according to the vendor.","tags":["auth-bypass","web","data-exposure"],"model":"qwen2.5:7b-instruct","analyzedAt":"2026-09-22T06:30:02.783Z"}}