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Limit Login Attempts Reloaded <= 2.15.2 — Reflected Cross-Site Scripting

CVE-2020-35589Published · Updated

Action summary

Affected: ≤2.15.2Update to 2.17.4 or newer

All remediation steps
Severity
Medium6.1
CVSS
6.1
CVSS 3.1 · CNA (Wordfence)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/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:L Confidentiality
Low
I:L Integrity
Low
A:N Availability
None
Weakness
CWE-79 Cross-Site Scripting
Required access
No account needed
Exploit prediction (EPSS)
No score
CISA KEV
Not listed

Am I affected?

Limit Login Attempts Security – Brute Force Protection, 2FA, Firewall & Login Security limit-login-attempts-reloaded

  1. Affected≤ 2.15.2
  2. Patched in2.17.4

Update to 2.17.4 or newer.

You are affected if you run ≤ 2.15.2. Version 2.17.4 and later are not affected by this issue.

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

Advisory

Source description from Wordfence Intelligence, credited to n4nj0.

The limit-login-attempts-reloaded plugin before 2.17.4 for WordPress allows wp-admin/options-general.php?page=limit-login-attempts&tab= XSS. A malicious user can cause an administrator user to supply dangerous content to the vulnerable page, which is then reflected back to the user and executed by the web browser. The most common mechanism for delivering malicious content is to include it as a parameter in a URL that is posted publicly or e-mailed directly to victims.

Exploits & references

Proof-of-concept & detection

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

Advisories & patches

More in Limit Login Attempts Security – Brute Force Protection, 2FA, Firewall & Login Security

All 6
More vulnerabilities in Limit Login Attempts Security – Brute Force Protection, 2FA, Firewall & Login Security
SeverityVulnerabilityCVEPublished
Medium5.5Authenticated (Administrator+) Server-Side Request Forgery
<3.4.2Update to 3.4.2
CVE-2026-118439
Medium5.3Unauthenticated Username Denylist Bypass
<3.3.5Update to 3.3.5
CVE-2026-18356
Medium6.4Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode
≤2.25.26Update to 2.25.27
CVE-2023-6934
Medium4.3Missing Authorization
≤2.25.25Update to 2.25.26
CVE-2023-5525
High7.3Login Rate Limiting Bypass
≤2.17.3Update to 2.17.4
CVE-2020-35590

Same weakness (Cross-Site Scripting)

All Cross-Site Scripting
Other Cross-Site Scripting 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 6.1

  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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