CVE-2021-47927

medium

Description

WordPress Plugin WP Symposium Pro 2021.10 contains a stored cross-site scripting vulnerability that allows authenticated attackers to inject malicious scripts by exploiting insufficient sanitization of the forum name parameter. Attackers can submit POST requests to the admin setup page with JavaScript payloads in the wps_admin_forum_add_name parameter, which are stored and executed when the forum is accessed.

References

https://www.vulncheck.com/advisories/wordpress-plugin-wp-symposium-pro-stored-xss-via-wps-admin-forum-add-name

https://www.exploit-db.com/exploits/50514

https://wordpress.org/plugins/wp-symposium-pro/

http://www.wpsymposiumpro.com/

Details

Source: Mitre, NVD

Published: 2026-05-10

Updated: 2026-05-10

Risk Information

CVSS v2

Base Score: 5.5

Vector: CVSS2#AV:N/AC:L/Au:S/C:P/I:P/A:N

Severity: Medium

CVSS v3

Base Score: 5.4

Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Severity: Medium