CVE-2026-108662 JeecgBoot through 3.9.5 Missing Authorization via /sys/tenant/deleteTenantPackUser
Low-privileged users can remove any user from tenant product packs, potentially revoking administrator access and escalating privileges.
- 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-2026-108662?
CVE-2026-108662 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 that allows low-privileged authenticated users to remove users from tenant product packs via PUT /sys/tenant/deleteTenantPackUser. Attackers can supply arbitrary userId and packId values in the request body to remove any user from any tenant's product pack, revoking permissions such as tenant administrator access.
Weakness: CWE-862
Which versions are affected by CVE-2026-108662?
How do I fix CVE-2026-108662?
No fix has been published for CVE-2026-108662 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-2026-108662 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-108662 exists.
Sources
Also known as GHSA-3c84-rhq7-752f.