CVE-2026-97291
Deferred Deferred - Pending Action

Contributor PHP Object Injection in Schema & Structured Data for WP & AMP

Publication date: 2026-09-30

Last updated on: 2026-09-30

Assigner: Patchstack

Description
Contributor PHP Object Injection in Schema & Structured Data for WP & AMP <= 1.66 versions.

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published
2026-09-30
Last Modified
2026-09-30
Generated
2026-10-19
AI Q&A
2026-09-30
EPSS Evaluated
2026-10-18
NVD
CVE-2026-97291
EUVD
EUVD-2026-90218

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
patchstack schema_and_structured_data_for_wp_and_amp to 1.66 (inc)

Helpful Resources

Exploitability

CWE
CWE Icon
KEV
KEV Icon
CWE ID Description
CWE-502 The product deserializes untrusted data without sufficiently ensuring that the resulting data will be valid.

Attack-Flow Graph

AI Quick Actions

Instant insights powered by AI
Executive Summary

This is a PHP Object Injection vulnerability in the WordPress plugin Schema & Structured Data for WP & AMP affecting versions up to 1.66. Attackers can exploit this to manipulate data processing and execute harmful actions on the server by injecting malicious PHP objects.

Detection Guidance

Check if the plugin 'Schema & Structured Data for WP & AMP' is installed and its version. If it is version 1.66 or lower, the system is vulnerable. Use commands like 'wp plugin list' in WordPress or inspect the plugin directory for version details.

Impact Analysis

The vulnerability allows attackers to execute arbitrary code on your server, potentially leading to full system compromise. It can be exploited remotely without authentication, posing a high risk to websites using vulnerable versions of the plugin.

Compliance Impact

This vulnerability could lead to unauthorized data access or manipulation, which may violate GDPR or HIPAA requirements for data integrity and confidentiality. Exploitation might result in unauthorized processing or exposure of personal or health data, posing compliance risks.

Mitigation Strategies

Update the plugin to version 1.67 or later immediately. If updating is not possible, apply Patchstack's mitigation rule to block attacks until the update is applied. Seek help from a hosting provider or web developer if needed.

Chat Assistant

Ask questions about this CVE
Hi! I’m here to help you understand CVE-2026-97291. Ask me anything about the vulnerability, its impact, or mitigation strategies.
0/70

EPSS Chart