CVE-2026-108676

EUVD-2026-96615
JeecgBoot through 3.9.5 contains a missing authorization vulnerability in the SysAnnouncementController downLoadFiles handler that allows low-privileged authenticated users to download announcement attachments. Attackers can supply a known announcement id to retrieve a ZIP of attachments from unreleased announcements or those addressed only to other users.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
4.3 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 8.23%
Common Weakness Enumeration
References
https://github.com/AnkesKasty/cve-request-poc/blob/a7b6d1423555812d8efa26c91c5d0683164b31e5/JeecgBoot/poc_announcement_file_download.py
https://github.com/jeecgboot/JeecgBoot/blob/e3b9dc0aefe1943d9772b026f64ed671a7c82802/jeecg-boot/jeecg-module-system/jeecg-system-biz/src/main/java/org/jeecg/modules/system/controller/SysAnnouncementController.java#L791-L796
https://www.vulncheck.com/advisories/jeecgboot-through-3.9.5-missing-authorization-via-sys-annountcement-downloadfiles