What is CVE-2026-108662?

CVE-2026-108662 is a medium-severity vulnerability in Jeecgboot, classified under Missing Authorization. CVSS score: 5.4/10. Published 2026-10-10.

How severe is CVE-2026-108662?

Medium severity. CVSS v3 base score is 5.4 out of 10.

Auth bypass in Jeecgboot

CVE-2026-108662

JeecgBoot through 3.9.5 contains a missing authorization vulnerability that allows low-privileged authenticated users to remove users from tenant product packs via PUT /sys/tenant/deleteTenantPackUser. Attackers can supply arbitrary userId and packId values in the request body to remove any user from any tenant's product pack, revoking permissions such as tenant administrator access.

Vulnerability class: Broken Access Control

Published 2026-10-10.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Jeecgboot

Weakness classification (CWE)

CWE-862 — Missing Authorization

References

github.com/AnkesKasty/cve-request-poc/blob/a7b6d1423555812d8efa26c91c5d0683164b… (exploit)
github.com/jeecgboot/JeecgBoot/blob/e3b9dc0aefe1943d9772b026f64ed671a7c82802/je… (technical-description)
www.vulncheck.com/advisories/jeecgboot-through-3.9.5-missing-authorization-via-… (third-party-advisory)

Frequently asked questions

What is CVE-2026-108662?: CVE-2026-108662 is a medium-severity vulnerability in Jeecgboot, classified under Missing Authorization. CVSS score: 5.4/10. Published 2026-10-10.
How severe is CVE-2026-108662?: Medium severity. CVSS v3 base score is 5.4 out of 10.