CVE-2026-84752
Deferred Deferred - Pending Action

PHP Object Injection in RTMKit

Publication date: 2026-09-03

Last updated on: 2026-09-03

Assigner: Patchstack

Description
Contributor PHP Object Injection in RTMKit <= 2.1.5 versions.

CVSS Scores

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Meta Information

Published
2026-09-03
Last Modified
2026-09-03
Generated
2026-09-03
AI Q&A
2026-09-03
EPSS Evaluated
N/A
NVD
CVE-2026-84752
EUVD
EUVD-2026-70590

Affected Vendors & Products

Showing 2 associated CPEs
Vendor Product Version / Range
rtmkit rtmkit to 2.1.5 (inc)
rometheme rtmkit to 2.1.5 (inc)

Helpful Resources

Exploitability

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

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Executive Summary

This is a PHP Object Injection vulnerability in RTMKit versions 2.1.5 and below. It allows an attacker to inject malicious objects into the application, potentially leading to remote code execution or other attacks.

Detection Guidance

Detecting this PHP Object Injection vulnerability requires checking if the RTMKit plugin version 2.1.5 or below is installed. Inspect WordPress installations for the plugin and verify its version. If the version is 2.1.5 or older, the system is vulnerable.

Impact Analysis

An attacker could exploit this to execute arbitrary code on your server, steal sensitive data, or take control of your website. The high CVSS score (8.8) indicates significant risk.

Compliance Impact

This vulnerability could lead to unauthorized data access or breaches, violating GDPR (data protection) and HIPAA (health data privacy) requirements. Non-compliance may result in legal penalties.

Mitigation Strategies

Update RTMKit to the latest version (2.1.5 or higher) to patch the PHP Object Injection vulnerability. If updating is not possible, consider disabling or removing the affected software from your system.

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