CVE-2026-105705 in Drug Recommendation System
Summary
by MITRE • 10/06/2026
A security flaw has been discovered in SourceCodester Drug Recommendation System 1.0. This impacts an unknown function of the file Admin/add_drug.php. Performing a manipulation results in cross site scripting. The attack is possible to be carried out remotely. The exploit has been released to the public and may be used for attacks.
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Analysis
by VulDB Data Team • 10/06/2026
The SourceCodester Drug Recommendation System version 1.0 contains a critical input validation vulnerability within its administrative interface, specifically located in the Admin/add_drug.php file. This flaw manifests as an unvalidated reflection of user-supplied data into the web page output without proper sanitization or encoding. The system fails to adequately filter special characters such as angle brackets, quotes, and ampersands when processing input fields related to drug information entry. Consequently, this allows for a classic Cross-Site Scripting (XSS) attack vector where malicious scripts can be injected into the application context. This type of vulnerability is formally categorized under CWE-79 in the Common Weakness Enumeration standard, which defines Improper Neutralization of Input During Web Page Generation as a distinct security risk that compromises the integrity and confidentiality of web applications.
The operational impact of this vulnerability extends beyond simple script execution to significant administrative compromise. Since the flaw resides within an admin-facing endpoint, successful exploitation requires the attacker to trick an administrator into clicking a crafted link or visiting a malicious page while authenticated in their session. Once triggered, the injected JavaScript payload executes with the privileges of the logged-in user. This enables attackers to perform actions such as stealing session cookies, hijacking administrative sessions, performing unauthorized data manipulation, defacing the application interface, or redirecting users to phishing sites. The ability to execute arbitrary code within the trusted context of the administration panel effectively bypasses many traditional perimeter security controls because the browser trusts content originating from the legitimate domain of the vulnerable system.
The exploit for this vulnerability has been publicly released and is actively being used in attacks against systems running this specific version of the software. This public availability significantly lowers the barrier to entry for threat actors, allowing those with limited technical expertise to leverage existing proof-of-concept code rather than developing custom exploits from scratch. The remote nature of the attack means that no local access or prior authentication is strictly required to deliver the payload, although administrative privileges are needed for maximum impact. This scenario aligns with techniques described in the MITRE ATT&CK framework, particularly those involving client-side injection and session hijacking via phishing-like delivery mechanisms. Attackers can embed malicious payloads in URLs shared through email, social media, or other communication channels to target administrators directly.
Mitigation strategies must focus on immediate remediation of the code flaw alongside broader security hygiene practices. The primary technical fix involves implementing strict input validation and output encoding for all data processed by Admin/add_drug.php. Developers should employ context-aware escaping techniques that convert special characters into their corresponding HTML entities before rendering them in the browser, thereby neutralizing any script tags or event handlers embedded within user inputs. Additionally, integrating Content Security Policy headers can provide a layer of defense-in-depth by restricting the sources from which scripts are allowed to execute. It is also recommended to implement robust session management practices, such as setting HttpOnly and Secure flags on cookies, to mitigate the risk of session theft even if XSS occurs. Organizations should immediately patch this vulnerability or upgrade to a secure version if available, while monitoring logs for signs of exploitation attempts targeting the administrative interface.