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CVE-2025-9512VulnerabilityPublished

CVE-2025-9512: Schema & Structured Data for WP & AMP · Cross-Site Scripting (XSS)

Affects Schema & Structured Data for WP & AMPSource CVE Database V5

0

Not known to be exploited · CVSS 6.1 Medium.

Data as of 26 Oct 2026, 06:26 UTC

CVSS 3.1 base score
6.1Medium
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.2% chance of exploitation in 30 days – higher than 16% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 1 Oct 2025

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-26.

What to do

Affected software

ProductAffectedFixed in
Schema & Structured Data for WP & AMPAffected
  • =0
Fixed in–

AI-suggested

1. Immediately update the Schema & Structured Data for WP & AMP plugin to version 1.50 or later where the vulnerability is fixed. 2. Implement strict input validation and sanitization on all user-generated content, especially post comments, to prevent injection of malicious HTML or JavaScript. 3. Employ a Web Application Firewall (WAF) with rules to detect and block XSS payloads targeting comment fields. 4. Enable comment moderation to review and approve comments before they are published publicly. 5. Educate site administrators and users about the risks of clicking on suspicious links or content in comments. 6. Regularly audit and monitor logs for unusual activities or repeated comment submissions containing suspicious scripts. 7. Consider disabling comments if not required or using alternative secure commenting systems. 8. Ensure that Content Security Policy (CSP) headers are configured to restrict execution of unauthorized scripts. 9. Backup website data regularly to enable quick restoration in case of defacement or compromise. 10. Coordinate with hosting providers to apply security patches and monitor for emerging exploit attempts.

Description

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.

References

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