CVE-2021-47927

WordPress Plugin WP Symposium Pro 2021.10 Stored XSS via wps_admin_forum_add_name

MEDIUM
6.4
CVSS Score
Published: May 10, 2026 at 12:43 PM UTC
Updated: July 25, 2026 at 11:10 AM UTC
1 product affected across 1 vendorWp Symposium

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Severity
MEDIUM6.4
Exploit prediction
EPSS 0.2%
SSVC
PoC

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.4MEDIUMVulnCheck
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-79

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