CVE-2023-2853 in SelfPatron
Summary
by MITRE • 07/10/2023
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Softmed SelfPatron allows Reflected XSS.This issue affects SelfPatron : before 2.0.
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Analysis
by VulDB Data Team • 05/22/2026
The vulnerability identified as CVE-2023-2853 represents a critical cross-site scripting flaw within the Softmed SelfPatron application, specifically manifesting as improper neutralization of input during web page generation. This weakness enables attackers to inject malicious scripts into web pages viewed by other users, creating a persistent security risk that can compromise user sessions and data integrity. The vulnerability is classified as a reflected cross-site scripting issue, meaning that malicious input is reflected back to users through the application's response without proper sanitization or encoding mechanisms.
The technical flaw stems from the application's failure to adequately sanitize user-supplied input before incorporating it into dynamically generated web content. When users interact with the SelfPatron application and provide input through various interfaces such as search fields, form submissions, or URL parameters, the application processes this data without sufficient validation or encoding. This oversight allows attackers to craft malicious payloads that, when executed in the context of a victim's browser, can perform unauthorized actions on their behalf. The vulnerability affects all versions prior to 2.0, indicating that the developers have likely implemented fixes in subsequent releases to address this specific weakness.
The operational impact of this reflected XSS vulnerability extends beyond simple data theft or session hijacking. Attackers can leverage this weakness to execute arbitrary code within the victim's browser context, potentially leading to complete compromise of user accounts, data exfiltration, and establishment of persistent backdoors. The reflected nature of the vulnerability means that attackers typically need to entice users to click on malicious links containing crafted payloads, making social engineering a critical component of exploitation. This makes the vulnerability particularly dangerous in environments where users may interact with untrusted web content or where the application handles sensitive medical or personal information.
Security professionals should recognize this vulnerability as aligning with CWE-79, which specifically addresses cross-site scripting flaws in web applications. The issue also maps to ATT&CK technique T1566.001, which covers social engineering through spearphishing with links, as attackers often exploit reflected XSS vulnerabilities through malicious URLs. Organizations using Softmed SelfPatron should prioritize immediate patching to version 2.0 or later, which contains the necessary mitigations for this vulnerability. Additionally, implementing comprehensive input validation, output encoding, and Content Security Policy mechanisms can provide defense-in-depth measures against similar vulnerabilities. The remediation process should include thorough code reviews to identify other potential injection points and ensure that all user-supplied data undergoes proper sanitization before being processed or displayed within the application's user interface.