CVE-2026-108675

Received Received - Intake

JeecgBoot Missing Authorization in SysAnnouncementController editIzTop

Publication date: 2026-10-10

Last updated on: 2026-10-10

Assigner: VulnCheck

Description

JeecgBoot through 3.9.5 contains a missing authorization vulnerability in the SysAnnouncementController editIzTop handler that allows low-privileged authenticated users to change announcement pin status. Attackers can send POST or PUT requests with any announcement id to pin or unpin system notices shown at the top for all users.

CVSS Scores

EPSS Scores

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Meta Information

Published

2026-10-10

Last Modified

2026-10-10

Generated

2026-10-11

AI Q&A

2026-10-11

EPSS Evaluated

N/A

NVD

CVE-2026-108675

Affected Vendors & Products

Vendor	Product	Version / Range
jeecgboot	JeecgBoot	0

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-862	The product does not perform an authorization check when an actor attempts to access a resource or perform an action.

Attack-Flow Graph

Executive Summary

JeecgBoot through version 3.9.5 has a missing authorization vulnerability in the SysAnnouncementController editIzTop handler. This flaw allows low-privileged authenticated users to change the pin status of system announcements. Attackers can exploit this by sending POST or PUT requests with any announcement ID to pin or unpin notices, which are then displayed at the top for all users.

Detection Guidance

Check for unauthorized changes to announcement pin status in JeecgBoot logs. Monitor POST or PUT requests to /sys/announcement/editIzTop with any announcement ID. Look for low-privileged users modifying top announcements.

Impact Analysis

This vulnerability allows attackers with low privileges to manipulate system announcements, potentially displaying misleading or malicious information to all users. It could disrupt normal operations, spread misinformation, or be used to phish users by presenting fake notices.

Compliance Impact

This vulnerability allows low-privileged users to manipulate announcement visibility, potentially leading to unauthorized disclosure or suppression of critical system notices. This could impact compliance by failing to maintain proper data integrity, transparency, or audit trails required by standards like GDPR or HIPAA.

Mitigation Strategies

Upgrade JeecgBoot to version 3.9.5 or later. Implement strict access controls to restrict POST/PUT requests to /sys/announcement/editIzTop. Review and audit announcement pin configurations regularly.

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