Reference page — cumulative record through Monday, October 19, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.
CVE-2026-108891
JeecgBoot through 3.9.5 Missing Authorization via /sys/user/getUserDetailByUserId
AV AC AT PR UI VC VI VA CVSS EPSS %ile KEV
N L N L N L N N 5.3 .0019 8.3 —
AFFECTED
Product Versions Fixed
JeecgBoot unspecified —
TIMELINE
Oct 11 Reserved by VulnCheck
Oct 11 Published (CNA: VulnCheck)
Oct 18 EXPLOIT PUBLISHED — CVE-2026-108891 (JeecgBoot). Public exploit reference added.
Description
JeecgBoot through 3.9.5 contains a missing authorization vulnerability in the SysUserController getUserDetailByUserId handler that allows any authenticated user to read other users' details. Low-privileged attackers can supply arbitrary userId values to retrieve real names, usernames, emails, phone numbers, birthdays, employee numbers, department paths and posts.
Lifecycle
Complete event history — 3 events, chronological
| Date | Event | Detail |
| October 11, 2026 | Reserved | Reserved by VulnCheck |
| October 11, 2026 | Published | Published (CNA: VulnCheck) |
| October 18, 2026 | EXPLOIT PUBLISHED | EXPLOIT PUBLISHED — CVE-2026-108891 (JeecgBoot). Public exploit reference added. |
Affected
Affected products and packages — 1 row
| Vendor | Product / Package | Ecosystem | Version introduced | Fixed |
| jeecgboot | JeecgBoot | — | — | — |
About this page
This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2026-108891 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Monday, October 19, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.