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Vulnerabilities

Vulnerability · CVE-2024-2123

Ultimate Member User Profile, Registration, Login, Member Directory, Content Restriction & Membership Plugin plugin for WordPress Arbitrary Script Injection

Published Mar 8, 2024 · catalog updated Mar 8, 2024 · Ultimate Member User Profile, Registration, Login, Member Directory, Content Restriction & Membership Plugin plugin for WordPress

Patch now

CVE-2024-2123 is in the CISA known-exploited catalog. Confirm Ultimate Member User Profile, Registration, Login, Member Directory, Content Restriction & Membership Plugin plugin for WordPress against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Severity
Unknown—
Known exploitation
CISA KEV and VulnCheck KEV
EPSS
26.67%
Remediation
Remediation guidance
Affected products
stated User Profile, Registration, Login, Member Directory, Content Restriction & Membership Plugin plugin for WordPress · vendor Ultimate Member User Profile, Registration, Login, Member Directory, Content Restriction & Membership Plugin plugin for WordPress

The Ultimate Member - User Profile, Registration, Login, Member Directory, Content Restriction & Membership Plugin plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the several parameters in all versions up to, and including, 2.8.3 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • stated User Profile, Registration, Login, Member Directory, Content Restriction & Membership Plugin plugin for WordPress<= 2.8.3
  • vendor Ultimate Member User Profile, Registration, Login, Member Directory, Content Restriction & Membership Plugin plugin for WordPressversion unspecified

How to fix CVE-2024-2123

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2024-2123 is in the CISA known-exploited catalog. Confirm Ultimate Member User Profile, Registration, Login, Member Directory, Content Restriction & Membership Plugin plugin for WordPress against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Which versions are affected?

Compare what you have installed with User Profile, Registration, Login, Member Directory, Content Restriction & Membership Plugin plugin for WordPress <= 2.8.3. Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

What should an analyst verify?

No weakness class is stored. EPSS 26.67%. The CISA KEV listing is the exploitation evidence. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Technology hubs

WordPress security

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Mar 8, 2024 · VulnCheck KEV

    Detected

    The Ultimate Member - User Profile, Registration, Login, Member Directory, Content Restriction & Membership Plugin plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the several parameters in all versions up to, and including, 2.8.3 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in

  2. Mar 8, 2024 · CISA KEV

    Known exploited

    Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

Sources

  • CVE.orgVulnerability recordCVE-2024-2123

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2024-2123

    30-day exploitation probability 26.7%

    first.org
  • VulnCheck KEVConfirmed exploitationCVE-2024-2123

    The Ultimate Member - User Profile, Registration, Login, Member Directory, Content Restriction & Membership Plugin plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the several parameters in all versions up to, and including, 2.8.3 due to insufficient input sa

    vulncheck.com

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.