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iThemes Security <= 8.1.4 — Open Redirection via redirect_to_https

CVE-2023-28786Published · Updated

Action summary

Affected: ≤8.1.4Update to 8.1.5 or newer

All remediation steps
Severity
Medium4.7
CVSS
4.7
CVSS 3.1 · CNA (Wordfence)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/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:R User interaction
Required
S:C Scope
Changed
C:N Confidentiality
None
I:L Integrity
Low
A:N Availability
None
Weakness
CWE-601 Open Redirect
Required access
No account needed
Exploit prediction (EPSS)
No score
CISA KEV
Not listed

Am I affected?

Kadence Security – Password, Two Factor Authentication, and Brute Force Protection better-wp-security

  1. Affected≤ 8.1.4
  2. Patched in8.1.5

Update to 8.1.5 or newer.

You are affected if you run ≤ 8.1.4. Version 8.1.5 and later are not affected by this issue.

  • Check your version: in wp-admin go to Plugins → Installed Plugins and read the version under Kadence Security – Password, Two Factor Authentication, and Brute Force Protection.
  • 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 8.1.5, or a newer patched version
  2. Rotate administrator passwords and application secrets if the site ran a vulnerable version while publicly reachable.
  3. Watch Kadence Security – Password, Two Factor Authentication, and Brute Force Protection to get an email when the next vulnerability is published.

Advisory

Source description from Wordfence Intelligence, credited to nlpro.

The iThemes Security plugin for WordPress is vulnerable to open redirection in versions up to, and including, 8.1.4. This is due to the use of wp_redirect instead of wp_safe_redirect in the redirect_to_https function. This makes it possible for unauthenticated attackers to arbitrarily redirect users via a forged request granted they can trick a the user into performing an action such as clicking on a link.

Exploits & references

Proof-of-concept & detection

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

Advisories & patches

More in Kadence Security – Password, Two Factor Authentication, and Brute Force Protection

All 19
More vulnerabilities in Kadence Security – Password, Two Factor Authentication, and Brute Force Protection
SeverityVulnerabilityCVEPublished
Medium5.3IP Address Spoofing to Denial of Service
≤9.3.1Update to 9.3.2
CVE-2022-44593
Medium5.3Unauthenticated Login Page Disclosure
≤9.0.0Update to 9.0.1
—
Medium5.3Hidden Login Bypass
<7.9.1Update to 7.9.1
—
High7.5Broken Password Mechanism
≤7.6.1Update to 7.7.0
CVE-2020-36176
High7.2Authenticated SQL Injection
<7.0.3Update to 7.0.3
CVE-2018-12636

Same weakness (Open Redirect)

All Open Redirect
Other Open Redirect vulnerabilities
SeverityVulnerabilityCVEPublished
High7.2Unauthenticated Stored Cross-Site Scripting via Comment User-Agent HeaderCVE-2026-120688
Critical9.8Unauthenticated Arbitrary File Upload via File Upload via Public Form SubmissionCVE-2026-125055
Critical9.8Unauthenticated PHP Object Injection to Remote Code Execution via 'form' ParameterCVE-2026-119077
Medium5.3Unauthenticated Sensitive Information Exposure in 'search' Parameter
Customer Reviews for WooCommerce≤5.127.0Update to 5.128.0
CVE-2026-121518

Timeline

  1. CVE published

    Severity medium, CVSS 4.7

  2. Record last updated

Sources & licenses

Wordfence record
Vulnerability data
Wordfence Intelligence. [object Object] Licensed under the CC BY-SA 4.0.
CVE® identifiers
[object Object]. 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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