PT-2026-39503 · WordPress · Wp Symposium Pro

Murat Demirci · Published 2026-05-10 · Updated 2026-05-10 · CVE-2021-47927

Positive Technologies (AI Summary)

CVSS v3.1

6.4

Medium

Base vector

AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

Name of the Vulnerable Software and Affected Versions WP Symposium Pro version 2021.10

Description A stored cross-site scripting issue exists where authenticated attackers can inject malicious scripts due to insufficient sanitization of the forum name. Attackers can submit POST requests to the admin setup page using the wps admin forum add name parameter to store JavaScript payloads that execute when the forum is accessed.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2021-47927

Affected Products

Wp Symposium Pro

References · 6

• 🔥 https://exploit-db.com/exploits/50514 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2021-47927 · Security Note
• https://twitter.com/CVEnew/status/2053537437692186803 · Twitter Post
• http://wpsymposiumpro.com · Note
• https://wordpress.org/plugins/wp-symposium-pro · Note
• https://vulncheck.com/advisories/wordpress-plugin-wp-symposium-pro-stored-xss-via-wps-admin-forum-add-name · Note