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Vulnerabilities

Vulnerability · CVE-2025-13520

The MTCaptcha WordPress Plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 2.7.2.

Published Jan 7, 2026 · catalog updated Apr 8, 2026 · MTCaptcha WordPress Plugin

Last checked Nov 2, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2025-13520. EPSS is 0.17%. Act only if a listed version of MTCaptcha WordPress Plugin is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
Medium4.3
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.17%
Remediation
Vendor / distro source
Affected products
vendor mtcaptcha MTCaptcha WordPress Plugin 0 ≤2.7.2

The MTCaptcha WordPress Plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 2.7.2. This is due to missing or incorrect nonce validation on the settings update functionality. This makes it possible for unauthenticated attackers to update the plugin settings, including sensitive values like the private key, via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

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.

  • vendor mtcaptcha MTCaptcha WordPress Plugin 0 ≤2.7.20 ≤2.7.2

How to fix CVE-2025-13520

What to do

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

Should you patch?

No confirmed exploitation is on record for CVE-2025-13520. EPSS is 0.17%. Act only if a listed version of MTCaptcha WordPress Plugin is installed.

Which versions are affected?

Compare what you have installed with mtcaptcha MTCaptcha WordPress Plugin 0 ≤2.7.2 0 ≤2.7.2. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.17%. There is no CISA KEV listing. 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.

Timeline

Detection, updates, and resolution for this record.

  1. Jan 7, 2026 · EUVD

    Detected

    The MTCaptcha WordPress Plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 2.7.2. This is due to missing or incorrect nonce validation on the settings update functionality. This makes it possible for unauthenticated attackers to update the plugin settings, including sensitive values like the private key, via a forged request granted they can tric

  2. Apr 8, 2026 · EUVD

    Updated

    The MTCaptcha WordPress Plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 2.7.2. This is due to missing or incorrect nonce validation on the settings update functionality. This makes it possible for unauthenticated attackers to update the plugin settings, including sensitive values like the private key, via a forged request granted they can tric

Sources

  • CVE.orgVulnerability recordCVE-2025-13520

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-13520

    30-day exploitation probability 0.17%

    first.org
  • EUVDVulnerability recordEUVD-2026-1335

    The MTCaptcha WordPress Plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 2.7.2. This is due to missing or incorrect nonce validation on the settings update functionality. This makes it possible for unauthenticated attackers to

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Nov 2, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • FIRST EPSSNov 2, 2026
  • CVE.orgOct 30, 2026
  • EUVDOct 30, 2026