EUVD-2026-20817
GHSA-5hq4-q833-jf23
Severity by source
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Primary rating from Vendor (VulDB) · only source for this CVE.
CVSS VectorVendor: VulDB
Lifecycle Timeline
6DescriptionCVE.org
A flaw has been found in code-projects Simple IT Discussion Forum 1.0. This issue affects some unknown processing of the file /edit-category.php. Executing a manipulation of the argument Category can lead to cross site scripting. The attack can be launched remotely. The exploit has been published and may be used.
AnalysisAI
Cross-site scripting (XSS) vulnerability in code-projects Simple IT Discussion Forum 1.0 allows remote attackers to inject malicious scripts via the Category parameter in /edit-category.php. The vulnerability requires user interaction (reflected XSS) but has a low CVSS base score of 4.3; however, publicly available exploit code exists, increasing practical risk for unpatched installations.
Technical ContextAI
The vulnerability is a reflected cross-site scripting (CWE-79) flaw in a PHP-based discussion forum application. The /edit-category.php endpoint fails to properly sanitize or encode the Category parameter before rendering it in HTML output, allowing attackers to inject arbitrary JavaScript code. When a victim clicks a crafted link containing malicious input in the Category parameter, the injected script executes in their browser with the privileges of that user session. This is a classic PHP web application vulnerability stemming from insufficient input validation and output encoding practices.
RemediationAI
Immediately upgrade to a patched version of Simple IT Discussion Forum if available from code-projects.org. If no patched release is available, apply input validation and output encoding to the Category parameter in /edit-category.php by using appropriate PHP sanitization functions (e.g., htmlspecialchars() or htmlentities() for output encoding, and input validation to reject or sanitize user input). As a temporary mitigation, restrict access to the /edit-category.php endpoint to authenticated administrators only via web server configuration. Review the vendor advisory at https://code-projects.org/ for official patch availability and security updates.
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External POC / Exploit Code
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