WordPress SmugMug Embed plugin <= 3.13 - Unauthenticated Stored XSS vulnerability

Unauthenticated Stored XSS vulnerability discovered by Enrico Marcolini - Claudio Marchesini - Dottor Marc in WordPress Plugin SmugMug Embed versions = 3.13...

CVE-2026-88826

The SmugMug Embed WordPress plugin through 3.13 does not have authorisation or CSRF checks on an AJAX action that stores gallery data, and does not sanitise or escape that data before outputting it, allowing unauthenticated users to store arbitrary web scripts that execute when an administrator...

EUVD-2026-96774

The SmugMug Embed WordPress plugin through 3.13 does not have authorisation or CSRF checks on an AJAX action that stores gallery data, and does not sanitise or escape that data before outputting it, allowing unauthenticated users to store arbitrary web scripts that execute when an administrator...

CVE-2026-88826 SmugMug Embed <= 3.13 - Unauthenticated Stored XSS via saveSelectedAlbums

The SmugMug Embed WordPress plugin through 3.13 does not have authorisation or CSRF checks on an AJAX action that stores gallery data, and does not sanitise or escape that data before outputting it, allowing unauthenticated users to store arbitrary web scripts that execute when an administrator...

CVE-2026-88826

The SmugMug Embed WordPress plugin, in versions up to and including 3.13 , is vulnerable to an unauthenticated stored XSS (Cross-Site Scripting). The flaw exists because an AJAX action used to store gallery data lacks proper authorization and CSRF checks , and the data is not correctly sanitized ...

CVE-2026-88826 SmugMug Embed <= 3.13 - Unauthenticated Stored XSS via saveSelectedAlbums

The SmugMug Embed WordPress plugin through 3.13 does not have authorisation or CSRF checks on an AJAX action that stores gallery data, and does not sanitise or escape that data before outputting it, allowing unauthenticated users to store arbitrary web scripts that execute when an administrator...

PT-2026-110048

Name of the Vulnerable Software and Affected Versions SmugMug Embed versions prior to 3.14 Description An issue exists where an AJAX action used to store gallery data lacks authorization and Cross-Site Request Forgery CSRF checks. Additionally, the plugin fails to sanitize or escape this data...

CVE-2026-88826: Improper Neutralization of Input During Web Page Generation

The SmugMug Embed WordPress plugin through 3.13 does not have authorisation or CSRF checks on an AJAX action that stores gallery data, and does not sanitise or escape that data before outputting it, allowing unauthenticated users to store arbitrary web scripts that execute when an administrator...