CVE-2021-47927 (GCVE-0-2021-47927)
Vulnerability from cvelistv5 – Published: 2026-05-10 12:43 – Updated: 2026-05-24 01:37
VLAI
EPSS
VEX
Title
WordPress Plugin WP Symposium Pro 2021.10 Stored XSS via wps_admin_forum_add_name
Summary
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.
Severity
6.4 (Medium)
SSVC
Exploitation: poc
Automatable: no
Technical Impact: partial
CISA Coordinator · CISA-ADP (v2.0.3)
Decision recorded 2026-05-11 13:17 UTC
CWE
- CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Assigner
VulnCheck
CNA
References
4 references
| URL | Tags |
|---|---|
| https://www.exploit-db.com/exploits/50514 | exploit |
| http://www.wpsymposiumpro.com/ | product |
| https://wordpress.org/plugins/wp-symposium-pro/ | product |
| https://www.vulncheck.com/advisories/wordpress-pl… | third-party-advisory |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Wpsymposiumpro | WP Symposium Pro |
Affected:
2021.10
cpe:2.3:a:wpsymposiumpro:wp_symposium_pro:2021.10:*:*:*:*:*:*:* |
Date Public
2021-11-11 00:00
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Browse all ATT&CK techniques and the vulnerabilities related to each.
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