CVE-2023-52046: 
Webmin vulnerability analysis and mitigation

A Cross Site Scripting (XSS) vulnerability was discovered in Webmin version 2.105 and earlier, identified as CVE-2023-52046. The vulnerability was discovered by Red-Shield Security Lab and disclosed on December 23, 2023. The vulnerability affects the Webmin web-based system administration tool, specifically in the "Execute cron job as" tab Input field (GitHub XSS).

The vulnerability is classified as a stored cross-site scripting (XSS) issue with a CVSS v3.1 score of 4.8 (MEDIUM) with the vector string: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N. The vulnerability exists in the "Execute cron job as" tab Input field where input validation is insufficient, allowing attackers to inject and store malicious scripts (NVD CVE).

When successfully exploited, this vulnerability allows attackers to execute arbitrary code via a crafted payload in the web browser context. This could potentially lead to session hijacking, defacement, or theft of sensitive browser-based data (NVD CVE).

Users should upgrade to a version newer than 2.105 to address this vulnerability. The vulnerability has been fixed in subsequent releases (NVD CVE).