CVE-2025-2832: Mingyuefusu Library System CSRF Vulnerability

CVE-2025-2832 Overview

CVE-2025-2832 is a Cross-Site Request Forgery (CSRF) vulnerability [CWE-352] affecting Mingyuefusu Library Management System (tushuguanlixitong) up to commit d4836f6b49cd0ac79a4021b15ce99ff7229d4694. The affected processing path lacks anti-CSRF protections, allowing an attacker to trigger authenticated state-changing actions when a logged-in user visits a malicious page. The attack can be initiated remotely over the network and requires user interaction. The exploit details have been publicly disclosed through VulDB entry #301469 and the project's Gitee issue tracker.

Critical Impact
An attacker can coerce an authenticated library administrator or user to perform unintended state-changing actions on the application by visiting an attacker-controlled page.

Affected Products

Mingyuefusu Library Management System (tushuguanlixitong)
All revisions up to commit d4836f6b49cd0ac79a4021b15ce99ff7229d4694
CPE: cpe:2.3:a:mingyuefusu:library_management_system:-:*:*:*:*:*:*:*

Discovery Timeline

2025-03-27 - CVE-2025-2832 published to NVD
2026-06-17 - Last updated in NVD database

Technical Details for CVE-2025-2832

Vulnerability Analysis

The vulnerability resides in an unspecified request handler within the Mingyuefusu Library Management System. The application processes authenticated requests without validating that the request originated from a trusted, first-party context. Because the affected endpoints do not verify anti-CSRF tokens, Origin, or Referer headers, a browser session with valid credentials can be abused to submit forged requests. The exploit has been publicly disclosed, increasing the likelihood of opportunistic abuse against exposed instances.

Root Cause

The root cause is missing CSRF protection [CWE-352] on state-changing HTTP endpoints. The application relies solely on session cookies for authorization, and browsers attach these cookies automatically to cross-origin requests. Without a per-session synchronizer token, double-submit cookie, or SameSite cookie enforcement, the server cannot distinguish between legitimate user-initiated actions and cross-origin forgeries.

Attack Vector

An attacker crafts an HTML page containing an auto-submitting form or scripted fetch request targeting a sensitive endpoint of the vulnerable library system. When an authenticated victim visits the attacker-controlled site, the browser automatically sends session cookies with the forged request. The server processes the request as legitimate, performing the requested action under the victim's identity. Exploitation requires the victim to have an active authenticated session and to interact with the malicious content.

No verified proof-of-concept code is provided by the vendor. Refer to the Gitee Issue Tracker Entry and VulDB #301469 for additional technical detail.

Detection Methods for CVE-2025-2832

Indicators of Compromise

Unexpected state changes in library records (book additions, deletions, user modifications) that do not correlate to legitimate administrator activity.
HTTP requests to sensitive endpoints containing external Referer or Origin headers pointing to untrusted domains.
Session activity where a single user session performs sensitive operations immediately after loading a third-party page.

Detection Strategies

Enable request-level logging that captures Referer, Origin, and User-Agent headers on all authenticated POST, PUT, and DELETE endpoints.
Correlate web server access logs with application audit trails to identify state changes lacking a preceding authenticated navigation sequence.
Review web application firewall (WAF) telemetry for cross-origin POST requests that contain valid session cookies.

Monitoring Recommendations

Alert on administrative actions originating from sessions with anomalous Referer values or missing CSRF tokens.
Monitor for spikes in failed or unexpected mutation requests against the library management application.
Track authenticated user sessions that generate state changes within seconds of navigating away from the application.

How to Mitigate CVE-2025-2832

Immediate Actions Required

Restrict access to the Mingyuefusu Library Management System to trusted networks or place it behind a VPN until a patch is available.
Instruct administrators to log out of the application when not in active use to minimize the window of exploitability.
Deploy a WAF rule blocking authenticated state-changing requests with missing or cross-origin Referer and Origin headers.

Patch Information

No official vendor patch is currently referenced in the CVE record. Monitor the Gitee Issue Tracker Entry for upstream remediation and the VulDB CTI ID #301469 entry for updates.

Workarounds

Configure session cookies with the SameSite=Strict (or at minimum SameSite=Lax) attribute to prevent browsers from attaching them to cross-origin requests.
Implement a reverse proxy that injects and validates a synchronizer CSRF token on all mutation endpoints.
Enforce strict Referer header validation at the proxy layer, rejecting requests whose origin does not match the application host.
Educate administrative users to avoid browsing untrusted sites while authenticated to the library management interface.

bash

# Example Nginx reverse proxy snippet to reject cross-origin state-changing requests
map $http_origin $csrf_allowed_origin {
    default 0;
    "https://library.example.local" 1;
}

server {
    listen 443 ssl;
    server_name library.example.local;

    location / {
        if ($request_method ~ ^(POST|PUT|DELETE|PATCH)$) {
            set $csrf_check "${csrf_allowed_origin}";
            if ($csrf_check = 0) { return 403; }
        }
        proxy_pass http://127.0.0.1:8080;
    }
}