CVE-2026-108617 JeecgBoot through 3.9.5 Missing Authorization via sysMessageTemplate/add Endpoint
Low-privileged users can create arbitrary notification templates in JeecgBoot due to missing authorization checks on the message template 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-2026-108617?
CVE-2026-108617 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 create message templates by calling POST /sys/message/sysMessageTemplate/add. Attackers holding only minimal roles can insert arbitrary notification templates with chosen codes and content into the shared sys_sms_template library used for system, e-mail, SMS and IM notifications.
Weakness: CWE-862
Which versions are affected by CVE-2026-108617?
How do I fix CVE-2026-108617?
No fix has been published for CVE-2026-108617 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-2026-108617 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-108617 exists.
Sources
Also known as GHSA-9hw5-pj63-xrrf.