CVE-2023-6781: 
WordPress vulnerability analysis and mitigation

The Orbit Fox by ThemeIsle plugin for WordPress (CVE-2023-6781) contains a Stored Cross-Site Scripting vulnerability affecting all versions up to and including 2.10.26. The vulnerability was discovered and disclosed on January 11, 2024, affecting the plugin's custom fields functionality (NVD).

The vulnerability stems from insufficient input sanitization and output escaping on user-supplied values in the plugin's custom fields. The issue has been assigned a CVSS v3.1 base score of 5.4 (Medium) by NIST with a vector string of CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N, while Wordfence assigned a score of 6.4 (Medium) with vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N. The vulnerability is classified as CWE-79 (Improper Neutralization of Input During Web Page Generation) (NVD).

When exploited, this vulnerability allows authenticated attackers with contributor-level permissions or higher to inject arbitrary web scripts into pages. These malicious scripts will execute whenever a user accesses the compromised page (NVD).

Users should update their Orbit Fox by ThemeIsle plugin to a version newer than 2.10.26 to address this vulnerability. The fix includes improved input sanitization and output escaping mechanisms (NVD).