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Vulnerabilities

Vulnerability · CVE-2025-9512

The Schema & Structured Data for WP & AMP WordPress plugin before 1.50 does not properly handles HTML tag attribute modifications, making it possible for unauthenticated attackers

Published Oct 1, 2025 · catalog updated Oct 1, 2025 · Unknown Schema & Structured Data for WP & AMP

Last checked Oct 29, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2025-9512. EPSS is 0.25%. Act only if a listed version of Unknown Schema & Structured Data for WP & AMP is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
Medium6.1
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.25%
Remediation
Version ranges on file
Affected products
vendor Unknown Schema & Structured Data for WP & AMP 0 <1.50

The Schema & Structured Data for WP & AMP WordPress plugin before 1.50 does not properly handles HTML tag attribute modifications, making it possible for unauthenticated attackers to conduct Stored XSS attacks via post comments.

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 Unknown Schema & Structured Data for WP & AMP 0 <1.500 <1.50

How to fix CVE-2025-9512

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-2025-9512. EPSS is 0.25%. Act only if a listed version of Unknown Schema & Structured Data for WP & AMP is installed.

Which versions are affected?

Compare what you have installed with Unknown Schema & Structured Data for WP & AMP 0 <1.50 0 <1.50. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.25%. 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.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Oct 1, 2025 · EUVD

    Detected

    The Schema & Structured Data for WP & AMP WordPress plugin before 1.50 does not properly handles HTML tag attribute modifications, making it possible for unauthenticated attackers to conduct Stored XSS attacks via post comments.

  2. Oct 1, 2025 · EUVD

    Updated

    The Schema & Structured Data for WP & AMP WordPress plugin before 1.50 does not properly handles HTML tag attribute modifications, making it possible for unauthenticated attackers to conduct Stored XSS attacks via post comments.

Sources

  • CVE.orgVulnerability recordCVE-2025-9512

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-9512

    30-day exploitation probability 0.25%

    first.org
  • EUVDVulnerability recordEUVD-2025-32731

    The Schema & Structured Data for WP & AMP WordPress plugin before 1.50 does not properly handles HTML tag attribute modifications, making it possible for unauthenticated attackers to conduct Stored XSS attacks via post comments.

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 29, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • FIRST EPSSOct 29, 2026
  • CVE.orgOct 23, 2026
  • EUVDOct 23, 2026