Cross-Site Scripting in FastBee Admin System Notice Handler

Publication date: 2026-05-03

Last updated on: 2026-05-05

Assigner: VulDB

Description

A vulnerability was determined in kerwincui FastBee up to 1.2.1. The impacted element is the function Add of the file springboot/fastbee-admin/src/main/java/com/fastbee/web/controller/system/SysNoticeController.java of the component System Notice Handler. This manipulation of the argument noticeContent causes cross site scripting. It is possible to initiate the attack remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published

2026-05-03

Last Modified

2026-05-05

Generated

2026-07-06

AI Q&A

2026-05-03

EPSS Evaluated

2026-07-05

NVD

CVE-2026-7677

EUVD

EUVD-2026-26811

Affected Vendors & Products

Vendor	Product	Version / Range
kerwincui	fastbee	to 1.2.1 (inc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-94	The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment.
CWE-79	The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

Attack-Flow Graph

Executive Summary

This vulnerability exists in the kerwincui FastBee software up to version 1.2.1, specifically in the Add function of the System Notice Handler component. The issue arises from improper handling of the argument noticeContent in the SysNoticeController.java file, which allows an attacker to perform a cross-site scripting (XSS) attack. This means that malicious scripts can be injected and executed remotely through this vulnerability.

Impact Analysis

The vulnerability allows remote attackers to inject and execute malicious scripts via the noticeContent parameter. This can lead to unauthorized actions performed on behalf of users, session hijacking, or the theft of sensitive information. Although the CVSS scores indicate a low to medium severity, the impact includes potential compromise of user interactions and trust in the affected system.

Hi! I’m here to help you understand CVE-2026-7677. Ask me anything about the vulnerability, its impact, or mitigation strategies.

0/70