CVE-2026-39474

HIGH 8.8

WordPress Post Duplicator plugin <= 3.0.10 - PHP Object Injection vulnerability

CVSS Score

8.8

EPSS Score

0.0%

EPSS Percentile

0th

Contributor PHP Object Injection in Post Duplicator <= 3.0.10 versions.

CWE	CWE-502
Vendor	metaphorcreations
Product	post duplicator
Published	Jun 15, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Affected Versions

metaphorcreations / Post Duplicator

n/a ≤ 3.0.10

References

NVD ↗ CVE.org ↗ EPSS Data ↗

patchstack.com: https://patchstack.com/database/wordpress/plugin/post-duplicator/vulnerability/wordpress-post-duplicator-plugin-3-0-10-php-object-injection-vulnerability?_s_id=cve

Credits

Nguyen Ba Khanh | Patchstack Bug Bounty Program