CVE-2023-51509

CVEs › CVE-2023-51509

Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Metagauss RegistrationMagic – Custom Registration Forms, User Registration, Payment, and User Login allows Reflected XSS.This issue affects RegistrationMagic – Custom Registration Forms, User Registration, Payment, and User Login: from n/a through 5.2.4.1.

Overview

State: PUBLISHED
Assigner (CNA): Patchstack
CVSS severity: HIGH
CVSS score: 7.1 / 10
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
Effective score: 7.1 / 10 HIGH source: CNA overview
CWE(s): CWE-79
Reserved: 2023-12-20
Published: 2024-02-01 12:24 UTC
Last updated: 2026-04-28 18:09 UTC
Source: https://raw.githubusercontent.com/CVEProject/cvelistV5/main/cves/2023/51xxx/CVE-2023-51509.json
Linked Threat: CVE-2023-51509 — RegistrationMagic <= 5.2.4.1 - Reflected Cross-Site Scripting via section_id

NVD triage scoring NVD CVE 2.0

Layer NVD adds on top of the CNA's CVE record — published / last-modified timestamps, exploitability / impact subscores, and the FIRST.org EPSS probability that this CVE will be exploited in the wild in the next 30 days.

EPSS score: 0.0035 (probability of exploitation in next 30 days)
EPSS percentile: 27.07% vs all CVEs — higher = more likely to be exploited, as of 2026-07-01

NVD / KEV / EPSS data refreshed 2026-07-02 11:05 UTC. Re-run the 🛰 Backfill from NVD button above to refresh.

European Union Vulnerability Database ENISA EUVD

ENISA's official EU repository for curated vulnerability intelligence. Carries a separate identifier (EUVD-YYYY-NNNN) and frequently exposes an earlier-published description + CVSS than NVD does.

EUVD ID: EUVD-2023-56222
Assigner: Patchstack
Published: Feb 1, 2024, 11:24:53 AM
Updated: Apr 28, 2026, 4:09:03 PM
EUVD base score (CVSS 3.1): 7.1 / 10
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
EUVD-reported EPSS: 0.0900
Vendors: Metagauss
Products: RegistrationMagic – Custom Registration Forms, User Registration, Payment, and User Login (n/a ≤5.2.4.1)

RegistrationMagic – Custom Registration Forms, User Registration, Payment, and User Login
Aliases: GHSA-3298-46rv-mjjj

ENISA description: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Metagauss RegistrationMagic – Custom Registration Forms, User Registration, Payment, and User Login allows Reflected XSS.This issue affects RegistrationMagic – Custom Registration Forms, User Registration, Payment, and User Login: from n/a through 5.2.4.1.

EUVD references (1)

https://patchstack.com/database/vulnerability/custom-registration-form-builder-with-submission-manager/wordpress-registrationmagic-plugin-5-2-4-1-reflected-cross-site-scripting-xss-vulnerability?_s_id=cve

Affected products (1)

Vendor	Product	Versions	Platforms
Metagauss	RegistrationMagic – Custom Registration Forms, User Registration, Payment, and User Login	`n/a` (affected)	—

Vendor references (1)

References embedded in the original CVE record by the assigning CNA.

https://patchstack.com/database/vulnerability/custom-registration-form-builder-with-submission-manager/wordpress-registrationmagic-plugin-5-2-4-1-reflected-cross-site-scripting-xss-vulnerability?_s_id=cve vdb-entry

MITRE references (1) cveawg.mitre.org

Pulled from MITRE's CVE Services API by the 🛰 Backfill from MITRE button.

https://patchstack.com/database/vulnerability/custom-registration-form-builder-with-submission-manager/wordpress-registrationmagic-plugin-5-2-4-1-reflected-cross-site-scripting-xss-vulnerability?_s_id=cve vdb-entry

Web references (5)

DuckDuckGo results ranked by threat-intel / vendor advisory domains. Generated by the 🔎 Find references (web) button above — same flow as the Remediations search.

http://cwe.mitre.org/data/definitions/79.html rapid7:cwe.mitre.org
https://attackerkb.com/topics/CVE-2023-51509 rapid7:attackerkb.com
https://euvd.enisa.europa.eu/vulnerability/EUVD-2023-56222 rapid7:euvd.enisa.europa.eu
https://www.cve.org/CVERecord?id=CVE-2023-51509 rapid7:www.cve.org
https://www.wordfence.com/threat-intel/vulnerabilities/id/2d010e55-d57a-49f7-a991-76b676b88f1e?source=api-prod rapid7:www.wordfence.com

Indicators (3)

IOCs linked to the auto-promoted Threat row.

Type	Value	VirusTotal	Attached
domain	`xss.this`	no local data	2026-05-18 21:20 UTC
ipv4	`5.2.4.1`	no local data	2026-05-18 21:20 UTC
cve	`CVE-2023-51509`	no local data	2026-06-06 14:56 UTC

Remediations (23)

Remediations are stored against the linked Threat row; the list below is deduplicated across both pages.

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Wordfence remediation: RegistrationMagic – Custom Registration Forms, User Registration, Payment, and User Login

Wordfence

Update to version 5.2.4.2, or a newer patched version

2026-06-22 20:55 UTC
Wordfence remediation: RegistrationMagic – User Registration Forms Plugin

Wordfence

Update to version 5.2.4.2, or a newer patched version

2026-06-06 14:56 UTC
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AI Forensic Analysis

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Raw JSON

The full cvelistV5 record. Download as CVE-2023-51509.json.

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