CVE-2026-10749

Post Duplicator < 3.0.15 - Contributor+ PHP Object Injection via customMetaData

The Post Duplicator WordPress plugin before 3.0.15 does not safely handle custom meta-data during post duplication, storing attacker-supplied serialized values without the WordPress meta API's double-serialization protection, allowing users with Contributor-level access and above to inject a PHP Object.

Affected

Post Duplicator

CVSS v3.1 CNA

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

EPSS

0.54% chance of exploitation in the next 30 days, 44th percentile

Published

2026-06-24

Proof-of-concept exploits (1)

• https://wpscan.com/vulnerability/224c36b5-e604-4eb3-aad8-47283b95e994/

References

• CVE Record
• NVD entry