Vulnerability · Published Jun 24, 2026 · Assigned by WPScan
CVE-2026-10749Post Duplicator < 3.0.15 - Contributor+ PHP Object Injection via customMetaData
High 7.2
In plain English
A high-severity security flaw in Post Duplicator from Unknown. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 46% of all known vulnerabilities).
Severity (CVSS 3.1)7.2High
Exploit odds (30 days)0.5%top 54.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
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 products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Unknown | Post Duplicator | 0 – before 3.0.15 |
References
- https://wpscan.com/vulnerability/224c36b5-e604-4eb3-aad8-47283b95e994/ exploit, vdb-entry, technical-description