CVE-2026-94414: jshERP through 3.6 Missing Authorization via updateBtnStr

Severity: medium (CVSS 5.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-09-21 · updated 2026-09-22
Weakness: CWE-862

Description

jshERP through 3.6 is missing an authorization check on the POST /userBusiness/updateBtnStr endpoint that allows authenticated users to modify role button-permission definitions. Attackers can supply arbitrary roleId and btnStr parameters to overwrite button-permission configurations for any role in the tenant without privilege validation.

Affected products

jishenghua jshERP: through 3.6

References

https://github.com/LinYuanyi1/cve-request-poc/blob/master/jshERP/poc-06-userbusiness-btnstr-tamper.py
https://github.com/jishenghua/jshERP
https://github.com/jishenghua/jshERP/blob/v3.6/jshERP-boot/src/main/java/com/jsh/erp/controller/UserBusinessController.java#L149-L170
https://www.vulncheck.com/advisories/jsherp-through-3.6-missing-authorization-via-updatebtnstr

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