CVE-2026-86226 in Online Attendance System
Summary
by MITRE • 09/07/2026
A security flaw has been discovered in Projectwolds Online Attendance System 1.0. Affected by this issue is some unknown functionality of the file profile.php. The manipulation of the argument email results in cross site scripting. The attack may be performed from remote. The exploit has been released to the public and may be used for attacks.
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Analysis
by VulDB Data Team • 09/07/2026
The Projectwolds Online Attendance System version 1.0 contains a critical security vulnerability within its profile management functionality, specifically located in the file named profile.php. This system flaw manifests as an input validation error that allows attackers to inject malicious scripts into web pages viewed by other users. The root cause of this issue lies in the improper sanitization and encoding of user-supplied data associated with the email argument. When a user submits their profile information, including their email address, the application fails to adequately filter special characters or encode output before rendering it back to the browser. This lack of robust input validation creates an opportunity for Cross-Site Scripting attacks, where malicious JavaScript code is embedded within what appears to be legitimate data fields.
Cross-site scripting represents a significant threat vector in web applications because it enables attackers to bypass access controls such as the same-origin policy. In this specific instance, the vulnerability allows remote actors to execute arbitrary client-side scripts in the context of the victim's browser session. Since the exploit targets the profile.php file which likely handles user account details, an attacker can craft a malicious payload that is stored within the database or reflected directly through URL parameters depending on how the application processes the email field. Once injected, this script executes whenever another user views the affected profile page, granting the attacker the ability to perform actions as if they were the legitimate user.
The operational impact of this vulnerability extends beyond simple defacement or annoyance. Attackers can steal session cookies, which may lead to account takeover and unauthorized access to sensitive attendance records or personal data stored within the system. Furthermore, malicious scripts can redirect users to phishing sites designed to harvest credentials for other services if cookie stuffing techniques are employed. The availability of a public exploit significantly lowers the barrier to entry for less skilled attackers, increasing the likelihood of automated scanning and exploitation attempts against instances of this software still in use. This compromises not only individual user privacy but also the integrity of the attendance data managed by the system.
To mitigate this vulnerability, immediate remediation is required at both the application code level and through defensive security measures. Developers must implement strict input validation on all fields accepting email addresses, ensuring that only expected character sets are accepted while rejecting potentially dangerous characters such as angle brackets or quotation marks unless properly encoded. Output encoding should be applied consistently across all dynamic content generation to ensure that any special characters in user data are rendered safely by the browser rather than interpreted as executable code. Additionally, implementing a Content Security Policy header can provide an additional layer of defense by restricting the sources from which scripts can be loaded and executed. Organizations using this system should also consider deploying Web Application Firewalls configured with rules to detect and block common XSS payloads until the underlying software is patched or replaced with a more secure alternative.