Vulnerability · Published Oct 10, 2026 · Assigned by VulnCheck

CVE-2026-108631JeecgBoot through 3.9.5 Missing Authorization via /sys/sysDepartPermission/delete

Medium 5.4

In plain English

A medium-severity missing authorization in JeecgBoot from jeecgboot. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 19% of all known vulnerabilities).

Severity (CVSS 3.1)5.4Medium

Exploit odds (30 days)0.3%top 80.8% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

JeecgBoot through 3.9.5 contains a missing authorization vulnerability in the SysDepartPermissionController delete handler that allows low-privileged authenticated users to delete department permission bindings. Attackers can obtain row ids from the unguarded list endpoint and send DELETE requests with the id parameter to remove menus or buttons departments can grant their roles.

Affected products (as reported)

Vendor	Product	Versions
jeecgboot	JeecgBoot	0 – through 3.9.5

Weakness: CWE-862 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L

References

Researcher Proof of Concept exploit
Vulnerable Code (v3.9.5) technical-description
VulnCheck Advisory: JeecgBoot through 3.9.5 Missing Authorization via /sys/sysDepartPermission/delete third-party-advisory