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Restricted Site Access <= 7.4.1 — IP Spoofing to Protection Mechanism Bypass

CVE-2023-48753Published · Updated

Action summary

Affected: ≤7.4.1Update to 7.5.0 or newer

All remediation steps
Severity
Medium5.3
CVSS
5.3
CVSS 3.1 · CNA (Wordfence)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
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:N Confidentiality
None
I:L Integrity
Low
A:N Availability
None
Weakness
CWE-348 Use of Less Trusted Source
Required access
No account needed
Exploit prediction (EPSS)
No score
CISA KEV
Not listed

Am I affected?

Restricted Site Access restricted-site-access

  1. Affected≤ 7.4.1
  2. Patched in7.5.0

Update to 7.5.0 or newer.

You are affected if you run ≤ 7.4.1. Version 7.5.0 and later are not affected by this issue.

  • Check your version: in wp-admin go to Plugins → Installed Plugins and read the version under Restricted Site Access.
  • 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 7.5.0, or a newer patched version
  2. Rotate administrator passwords and application secrets if the site ran a vulnerable version while publicly reachable.
  3. Watch Restricted Site Access to get an email when the next vulnerability is published.

Advisory

Source description from Wordfence Intelligence, credited to Kévin Mosbahi (Mika).

The Restricted Site Access plugin for WordPress is vulnerable to IP Address Spoofing in versions up to, and including, 6.3.0. This is due to insufficient restrictions on where the IP Address information is being retrieved for user IP Addresses. This makes it possible for attackers to gain access to areas of the site that may have been restricted.

Exploits & references

Proof-of-concept & detection

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

Advisories & patches

More in Restricted Site Access

All 6
More vulnerabilities in Restricted Site Access
SeverityVulnerabilityCVEPublished
Medium5.3Missing Authorization
≤7.6.2Update to 7.6.3
CVE-2026-110227
High8.3Sandbox Bypass
≤4.5.0Update to 4.5.1
CVE-2023-28154
Low3.7Regular Expression Denial of Service
≤4.3.1Update to 4.4.0
CVE-2022-37599
Low3.7Regular Expression Denial of Service
≤4.3.1Update to 4.4.0
CVE-2022-37603
Medium6.5Access Bypass via IP Spoofing
<7.3.2Update to 7.3.2
CVE-2022-1613

Timeline

  1. CVE published

    Severity medium, CVSS 5.3

  2. Record last updated

Sources & licenses

Wordfence record
Vulnerability data
Wordfence Intelligence. Copyright 2012-2026 Defiant Inc. Licensed under the CC BY-SA 4.0.
CVE® identifiers
Copyright 1999-2026 The MITRE Corporation. Used under the CVE Program. CVE® is a registered trademark of The MITRE Corporation.
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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