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WPS Limit Login < 1.4.6.1 — Authorization Bypass via IP Spoofing

5e0ce0dc-34eb-4577-82a5-8ed822847ff4Published · Updated

Action summary

Affected: <1.4.6.1Update to 1.4.6.1 or newer

All remediation steps
Severity
Critical9.8
CVSS
9.8
CVSS 3.1 · CNA (Wordfence)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
What does this vector mean?
AV:N Attack vector
Network
AC:L Attack complexity
Low
PR:N Privileges required
None
UI:N User interaction
None
S:U Scope
Unchanged
C:H Confidentiality
High
I:H Integrity
High
A:H Availability
High
Weakness
CWE-307 Improper Restriction of Excessive Authentication Attempts
Required access
No account needed
Exploit prediction (EPSS)
No score
CISA KEV
Not listed

Am I affected?

WPS Limit Login wps-limit-login

  1. Affected< 1.4.6.1
  2. Patched in1.4.6.1

Update to 1.4.6.1 or newer.

You are affected if you run < 1.4.6.1. Version 1.4.6.1 and later are not affected by this issue.

  • Check your version: in wp-admin go to Plugins → Installed Plugins and read the version under WPS Limit Login.
  • No admin access? Run a passive check of your site. It reads public files only.
  • No account is needed to exploit this. Treat any exposed site on an affected version as at risk.

What to do

  1. Update to version 1.4.6.1, or a newer patched version
  2. Rotate administrator passwords and application secrets if the site ran a vulnerable version while publicly reachable.
  3. Watch WPS Limit Login to get an email when the next vulnerability is published.

Advisory

Source description from Wordfence Intelligence, credited to Julio Potier.

The WPS Limit Login plugin for WordPress is vulnerable to authentication bypass in versions up to, and including, 1.4.6. This is due to flawed implementation of the get_address() method. This makes it possible for unauthenticated attackers to run automated scripts to brute force passwords by changing the supplied IP Address in the HTTP header of the request. .

Exploits & references

Proof-of-concept & detection

No public proof-of-concept or detection template is known for this vulnerability.

Advisories & patches

More in WPS Limit Login

All 4
More vulnerabilities in WPS Limit Login
SeverityVulnerabilityCVEPublished
High7.2Unauthenticated Stored Cross-Site Scripting
≤1.5.9.3Update to 1.5.9.4
CVE-2026-93622
High7.2Stored Cross-Site Scripting
<1.4.6.1Update to 1.4.6.1
—
High8.8Cross-Site Request Forgery
<1.4.6.1Update to 1.4.6.1
—

Timeline

  1. CVE published

    Severity critical, CVSS 9.8

  2. Record last updated

Sources & licenses

Vulnerability data
Wordfence Intelligence. Copyright 2012-2026 Defiant Inc. Licensed under the CC BY-SA 4.0.
CVSS / CWE
National Vulnerability Database (NVD), shown unmodified. This product uses the NVD API but is not endorsed or certified by the NVD.
VulnCrest content
Summary, remediation guidance and page layout © VulnCrest. Not sourced from NVD.

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