CVE-2026-108626

Description

JeecgBoot through 3.9.5 contains a missing authorization vulnerability in the SysMessageController queryById handler that allows low-privileged authenticated users to read any message push record. Attackers can supply arbitrary record ids to GET /sys/message/sysMessage/queryById to disclose message content and receiver addresses of other users.

References

• https://github.com/AnkesKasty/cve-request-poc/blob/a7b6d1423555812d8efa26c91c5d0683164b31e5/JeecgBoot/poc_record_query_by_id.py
• https://github.com/jeecgboot/JeecgBoot/blob/e3b9dc0aefe1943d9772b026f64ed671a7c82802/jeecg-boot/jeecg-module-system/jeecg-system-biz/src/main/java/org/jeecg/modules/message/controller/SysMessageController.java#L117-L121
• https://www.vulncheck.com/advisories/jeecgboot-through-3.9.5-missing-authorization-via-sysmessage-querybyid-endpoint