CVE-2026-108678 JeecgBoot through 3.9.5 Missing Authorization via /sys/api/queryUserRoles
Authenticated users can bypass authorization to read any user's role codes, enabling enumeration of administrator accounts.
- 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-2026-108678?
CVE-2026-108678 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 queryUserRoles handler of SystemApiController that lets authenticated users read any user's role codes. Low-privileged attackers can send GET requests to /sys/api/queryUserRoles with an arbitrary username to enumerate role assignments and identify administrator accounts.
Weakness: CWE-862
Which versions are affected by CVE-2026-108678?
How do I fix CVE-2026-108678?
No fix has been published for CVE-2026-108678 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-2026-108678 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-108678 exists.
Sources
Also known as GHSA-crh3-f6w4-mf88.