CVE-2026-4972

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{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "1.0"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "Online Reviewer System", "source": "cna", "vendor": "code-projects"}, "product": "online_reviewer_system", "vendor": "code-projects"}], "analysis": {"en": {"generated_at": "2026-03-28T06:01:42.555271+00:00", "value": {"mitigation_remediation": ["Verify whether an official patch or update has been released by the vendor for Online Reviewer System 1.0 or later.", "If no patch is available, modify btn_functions.php to apply proper input sanitization (e.g., htmlspecialchars() or a dedicated validation library) before storing or rendering the Description value.", "Implement output\u2011encoding for any data rendered on the web page to prevent script execution.", "Deploy an application\u2011layer firewall or WAF to block known XSS payloads and monitor for suspicious activity.", "Keep the system and all web application dependencies up\u2011to\u2011date, and routinely review logs for signs of XSS attempts."], "summary": {"action": "Assess Impact", "impact": "Cross\u2011Site Scripting"}, "threat_synthesis": {"affected_systems": "The flaw affects the code\u2011projects Online Reviewer System, versions up to and including 1.0. The issue resides in the file located at /system/system/students/assessments/databank/btn_functions.php. No higher versions are mentioned, so the vulnerability is limited to the stated product versions.", "description_and_impact": "The vulnerability arises from improper handling of the \u2018Description\u2019 parameter in the btn_functions.php file, enabling an attacker to inject malicious JavaScript. When executed, the injected script runs in the victim\u2019s browser, allowing the attacker to hijack sessions, deface pages, or phish for credentials. This is a classic reflected or stored Cross\u2011Site Scripting flaw, identified as CWE\u201179, with potential use of arbitrary code execution via dynamic PHP execution (CWE\u201194).", "risk_and_exploitability": "The CVSS score of 4.8 indicates a moderate risk level. The exploit is known to be reachable from remote web requests and has been publicly disclosed, but no exploitability metrics (EPSS) are available. As it is not listed in CISA\u2019s Known Exploited Vulnerabilities catalog, the likelihood of widespread exploitation is uncertain, though attackers could readily craft malicious payloads to target users if the system remains unpatched."}}}}, "created": "2026-03-27T20:27:37.408176+00:00", "updated": "2026-03-30T07:00:48.172716+00:00", "vendors": ["code-projects", "code-projects$PRODUCT$online_reviewer_system"]}