CVE-2026-108652
MEDIUMCVSS 4.3Description
JeecgBoot through 3.9.5 contains a missing authorization vulnerability in the SystemApiController updateAvatar handler that allows any authenticated user to change other users' avatars. Low-privileged attackers can send PUT requests with a target user id and an arbitrary value, such as an attacker-controlled image URL, to replace administrators' avatars.
Timeline
Published:October 10th, 2026 10:16 PM
Last modified:October 18th, 2026 12:16 PM
CVSS Scoring
CVSS v3: 4.3 (MEDIUM)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
Weaknesses (CWE)
References & Reports
Advisories, patches, and third-party reports
- https://github.com/AnkesKasty/cve-request-poc/blob/a7b6d1423555812d8efa26c91c5d0683164b31e5/JeecgBoot/poc_sys_api_update_avatar.py
- https://github.com/jeecgboot/JeecgBoot/blob/e3b9dc0aefe1943d9772b026f64ed671a7c82802/jeecg-boot/jeecg-module-system/jeecg-system-biz/src/main/java/org/jeecg/modules/api/controller/SystemApiController.java#L830-L833
- https://www.vulncheck.com/advisories/jeecgboot-through-3.9.5-missing-authorization-via-sys-api-updateavatar
Source: NIST NVD · Data may lag official sources by up to one minute