CVE-2026-108659 JeecgBoot through 3.9.5 Missing Authorization via /sys/tenant/listPackByTenantUserId
Low-privileged users can enumerate tenant product packs and identify tenant administrators by manipulating parameters in the tenant list endpoint.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-108659?
CVE-2026-108659 is a medium-severity missing authorization vulnerability in JeecgBoot, published on 10 Oct 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
JeecgBoot through 3.9.5 contains a missing authorization vulnerability in the SysTenantController listPackByTenantUserId handler that allows any authenticated user to query tenant product packs. Low-privileged attackers can supply arbitrary tenantId and userId parameters to enumerate any tenant's product pack configuration and reveal which users are tenant administrators.
Weakness: CWE-862
Which versions are affected by CVE-2026-108659?
How do I fix CVE-2026-108659?
No fix has been published for CVE-2026-108659 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2026-108659 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-108659 exists.
Sources
Also known as GHSA-x5p8-h4j8-4cch.