CVE-2026-108887 JeecgBoot through 3.9.5 Missing Authorization via /sys/comment/exportXls
Low-privileged users can export all system comments, including private data, due to missing authorization checks in the export handler.
- 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-2026-108887?
CVE-2026-108887 is a medium-severity missing authorization vulnerability in JeecgBoot, published on 11 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 SysCommentController exportXls handler that allows any authenticated user to export all comments. Low-privileged attackers can request /sys/comment/exportXls to download every sys_comment row, including comment text and user ids on records they cannot access.
Weakness: CWE-862
Which versions are affected by CVE-2026-108887?
How do I fix CVE-2026-108887?
No fix has been published for CVE-2026-108887 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-2026-108887 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-108887 exists.
Sources
Also known as GHSA-vvcm-q3j3-2gj4.