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Vulnerabilities

Vulnerability · CVE-2018-20838

magazine3 amp_for_wp Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Published Nov 20, 2018 · catalog updated Nov 20, 2018 · magazine3 amp_for_wp Improper Neutralization

Patch now

CVE-2018-20838 is in the CISA known-exploited catalog. Confirm magazine3 amp_for_wp Improper Neutralization against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (magazine3 amp_for_wp Improper Neutralization).
  • No version range is stored. A customer cannot check an installed version against this record.
Severity
Unknown—
Known exploitation
CISA KEV and VulnCheck KEV
EPSS
1.06%
Remediation
Remediation guidance
Affected products
vendor magazine3 amp_for_wp

ampforwp_save_steps_data in the AMP for WP plugin before 0.9.97.21 for WordPress allows stored XSS.

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 magazine3 amp_for_wpversion unspecified

How to fix CVE-2018-20838

What to do

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

Should you patch?

CVE-2018-20838 is in the CISA known-exploited catalog. Confirm magazine3 amp_for_wp Improper Neutralization against the vendor advisory and apply that fix. The CVSS score does not change the priority.

Which versions are affected?

Affected version ranges are not on this record. Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

What should an analyst verify?

No weakness class is stored. EPSS 1.06%. The CISA KEV listing is the exploitation evidence. 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.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Nov 20, 2018 · VulnCheck KEV

    Detected

    ampforwp_save_steps_data in the AMP for WP plugin before 0.9.97.21 for WordPress allows stored XSS.

  2. Nov 20, 2018 · CISA KEV

    Known exploited

    Apply remediations or mitigations per vendor instructions or discontinue use of the product if remediation or mitigations are unavailable.

Sources

  • CVE.orgVulnerability recordCVE-2018-20838

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2018-20838

    30-day exploitation probability 1.1%

    first.org
  • VulnCheck KEVConfirmed exploitationCVE-2018-20838

    ampforwp_save_steps_data in the AMP for WP plugin before 0.9.97.21 for WordPress allows stored XSS.

    vulncheck.com

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.