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Vulnerability record · CVE-2024-1991 · published 9 April 2024

CVE-2024-1991: Metagauss registrationmagic missing authorization vulnerability

Metagauss · Registrationmagic

The RegistrationMagic – Custom Registration Forms, User Registration, Payment, and User Login plugin for WordPress is vulnerable to privilege escalation due to a missing capability check on the update_users_role() function in all versions up to, and including, 5.3.0.0. This makes it possible for authenticated attackers, with subscriber-level access and above, to escalate their privileges to that of an administrator

8.8 CVSS 3.1 High EPSS 0.89% · top 42.2% CWE-862 · Missing authorization
8.8CVSS 3.1 base score
0.89%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References
17 Jun 2026Last modified by NVD

Description

The RegistrationMagic – Custom Registration Forms, User Registration, Payment, and User Login plugin for WordPress is vulnerable to privilege escalation due to a missing capability check on the update_users_role() function in all versions up to, and including, 5.3.0.0. This makes it possible for authenticated attackers, with subscriber-level access and above, to escalate their privileges to that of an administrator

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://plugins.trac.wordpress.org/browser/custom-registration-form-builder-with-submission-manager/trunk//services/clas Product
https://plugins.trac.wordpress.org/changeset/3049490/custom-registration-form-builder-with-submission-manager#file24 Patch
https://www.wordfence.com/threat-intel/vulnerabilities/id/766e3966-157a-4db3-9179-813032343f76?source=cve Third Party Advisory
https://plugins.trac.wordpress.org/browser/custom-registration-form-builder-with-submission-manager/trunk//services/clas Product
https://plugins.trac.wordpress.org/changeset/3049490/custom-registration-form-builder-with-submission-manager#file24 Patch
https://www.wordfence.com/threat-intel/vulnerabilities/id/766e3966-157a-4db3-9179-813032343f76?source=cve Third Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2024-1991), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.