Executive Summary

[{'type': 'paragraph', 'content': 'CVE-2026-2658 is a Cross-Site Request Forgery (CSRF) vulnerability affecting multiple endpoints in the newbee-ltd newbee-mall version 1.0 application. The vulnerability arises because critical endpoints lack CSRF protection mechanisms such as token validation, allowing attackers to trick authenticated users into submitting unauthorized requests.'}, {'type': 'paragraph', 'content': "Specifically, endpoints like personal information update (/personal/updateInfo), order creation (/saveOrder), order completion (/orders/{orderNo}/finish), shopping cart operations (add, update, delete), admin profile updates, and carousel management are vulnerable. Attackers can exploit these flaws by crafting malicious web pages that silently send forged requests using the victim's authenticated session cookies."}, {'type': 'paragraph', 'content': 'This enables attackers to perform unauthorized actions such as modifying user personal data, hijacking deliveries, placing unauthorized orders, prematurely completing or canceling orders, manipulating shopping carts, and altering admin account information or homepage content without user consent.'}] [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13]

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Impact Analysis

This vulnerability can have significant negative impacts including unauthorized modification of personal user information, such as shipping addresses, which can lead to hijacked deliveries and theft.

Attackers can force users to place unauthorized orders, prematurely complete or cancel orders, or fraudulently confirm payments, resulting in financial loss and disruption of legitimate transactions.

Shopping cart manipulation allows attackers to add, update, or delete items without user consent, causing inconvenience and potential financial damage.

On the administrative side, attackers can modify administrator profile information or homepage carousel content, enabling social engineering, phishing attacks, homepage defacement, and undermining system integrity and trust.

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Compliance Impact

I don't know

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Detection Guidance

[{'type': 'paragraph', 'content': 'The vulnerability CVE-2026-2658 affects multiple endpoints in the newbee-ltd newbee-mall application, all lacking CSRF token validation. Detection involves monitoring for unauthorized or suspicious POST, PUT, or DELETE requests to specific vulnerable endpoints while authenticated sessions are active.'}, {'type': 'paragraph', 'content': 'Suggested detection methods include:'}, {'type': 'list_item', 'content': 'Monitor HTTP requests to endpoints such as `/personal/updateInfo`, `/orders/{orderNo}/finish`, `/paySuccess`, `/admin/profile/name`, `/shop-cart`, `/orders/{orderNo}/cancel`, `/saveOrder`, and admin carousel management endpoints for unexpected or unauthorized state-changing requests.'}, {'type': 'list_item', 'content': 'Look for unusual HTTP methods (POST, PUT, DELETE, GET used improperly) on these endpoints from external or untrusted sources.'}, {'type': 'list_item', 'content': 'Check web server or application logs for repeated or automated requests with session cookies included, especially those that change user data or order states.'}, {'type': 'paragraph', 'content': 'While no explicit detection commands are provided in the resources, network administrators can use tools like `tcpdump` or `Wireshark` to capture HTTP traffic and filter for requests to the vulnerable endpoints. For example, using `tcpdump` to filter HTTP POST requests to `/personal/updateInfo` might look like:'}, {'type': 'list_item', 'content': "tcpdump -A -s 0 'tcp port 80 and (((ip[2:2] - ((ip[0]&0xf)<<2)) - ((tcp[12]&0xf0)>>2)) != 0)' | grep '/personal/updateInfo'"}, {'type': 'paragraph', 'content': 'Similarly, web application firewalls (WAFs) or intrusion detection systems (IDS) can be configured to alert on state-changing requests to these endpoints without accompanying CSRF tokens or originating from suspicious sources.'}] [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11]

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Mitigation Strategies

Immediate mitigation steps for CVE-2026-2658 focus on preventing exploitation of the CSRF vulnerabilities across multiple endpoints in the newbee-mall application.

• Implement CSRF protection mechanisms such as synchronizer tokens or double-submit cookies on all state-changing endpoints, including `/personal/updateInfo`, `/orders/**`, `/paySuccess`, `/admin/profile/name`, `/shop-cart/**`, `/saveOrder`, and admin carousel management endpoints.
• Change HTTP methods for state-changing operations to appropriate verbs (e.g., avoid using GET for order creation as seen in `/saveOrder`).
• Add server-side validation to verify the origin and authenticity of requests, including CSRF token validation and additional confirmation steps for sensitive operations like order completion or cancellation.
• Restrict or harden session cookie settings by enabling `SameSite` attributes to prevent cookies from being sent on cross-site requests.
• Monitor and audit logs for suspicious activity related to the vulnerable endpoints and consider temporarily disabling or restricting access to these endpoints if possible until patches or fixes are applied.

Since the project has not yet responded with patches or fixes, consider applying web application firewall (WAF) rules to block suspicious CSRF attack patterns and educate users and administrators about the risks of visiting untrusted sites while authenticated.

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