CVE-2022-4831
Custom User Profile Fields for User Registration & Member Frontend Profiles with Paid Memberships Pro < 1.8.1 - Contributor+ Stored XSS via Shortcode
The Custom User Profile Fields for User Registration WordPress plugin before 1.8.1 does not validate and escape some of its shortcode attributes before outputting them back in the page, which could allow users with a role as low as contributor to perform Stored Cross-Site Scripting attacks which could be used against high privilege users such as admins.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
The Custom User Profile Fields for User Registration WordPress plugin before 1.8.1 does not validate and escape some of its shortcode attributes before outputting them back in the page, which could allow users with a role as low as contributor to perform Stored Cross-Site Scripting attacks which could be used against high privilege users such as admins.
- Record
CVE-2022-4831- CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - Updated
- 2026-11-02
CVE List
Custom User Profile Fields for User Registration & Member Frontend Profiles with Paid Memberships Pro < 1.8.1 - Contributor+ Stored XSS via Shortcode
The Custom User Profile Fields for User Registration WordPress plugin before 1.8.1 does not validate and escape some of its shortcode attributes before outputting them back in the page, which could allow users with a role as low as contributor to perform Stored Cross-Site Scripting attacks which could be used against high privilege users such as admins.
- Record
CVE-2022-4831- CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - Updated
- 2026-11-02
EUVDEUVD-2022-52108
The Custom User Profile Fields for User Registration WordPress plugin before 1.8.1 does not validate and escape some of its shortcode attributes before outputting them back in the page, which could allow users with a role as low as contributor to perform Stored Cross-Site Scripting attacks which could be used against high privilege users such as admins.
- Record
EUVD-2022-52108- CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-h3h9-3wxx-wwcf
The Custom User Profile Fields for User Registration WordPress plugin before 1.8.1 does not...
The Custom User Profile Fields for User Registration WordPress plugin before 1.8.1 does not validate and escape some of its shortcode attributes before outputting them back in the page, which could allow users with a role as low as contributor to perform Stored Cross-Site Scripting attacks which could be used against high privilege users such as admins.
- Record
GHSA-h3h9-3wxx-wwcf- CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2022-4831 is a medium vulnerability (CVSS 5.4) in Paidmembershipspro Custom User Profile Fields For User Registration, published January 30, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.55%, the 46th percentile. No source names a fixed version.