CVE-2026-78262

Received Received - Intake

Unauthenticated PHP Object Injection in WP Project Manager

Publication date: 2026-08-24

Last updated on: 2026-08-24

Assigner: Patchstack

Description

Unauthenticated PHP Object Injection in WP Project Manager <= 4.0.6 versions.

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published

2026-08-24

Last Modified

2026-08-24

Generated

2026-08-25

AI Q&A

2026-08-25

EPSS Evaluated

N/A

NVD

CVE-2026-78262

Affected Vendors & Products

Vendor	Product	Version / Range
wp_project_manager	wp_project_manager	to 4.0.6 (inc)

Helpful Resources

Exploitability

CWE

KEV

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

Attack-Flow Graph

Executive Summary

This is an unauthenticated PHP Object Injection vulnerability affecting WP Project Manager plugin versions up to 4.0.6. It allows remote attackers to inject malicious PHP objects without authentication, potentially leading to code execution or other attacks.

Impact Analysis

An attacker could exploit this to execute arbitrary code on your server, take over your WordPress site, steal sensitive data, or perform other malicious actions. The high CVSS score (9.8) indicates severe impact.

Compliance Impact

This vulnerability could lead to unauthorized access to personal data, violating GDPR and HIPAA requirements for data protection. A breach may result in legal penalties, fines, and reputational damage.

Mitigation Strategies

Update WP Project Manager to the latest version above 4.0.6 to patch the unauthenticated PHP Object Injection vulnerability. If immediate update is not possible, consider disabling the plugin temporarily until an update is applied.

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