Is CVE-2026-109186 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-109186?

CVE-2026-109186 has a CVSS v3 severity of HIGH (8.8).

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CVE-2026-109186

Description

jshERP through 3.6 contains a mass assignment vulnerability in the UserController update handler that allows authenticated users to overwrite protected fields including tenant_id and password. Attackers can send a crafted PUT /user/update body to switch into another tenant on next login or overwrite other users' password hashes for account takeover.