CVE-2026-16258

CriticalCVSS 9.8/10Last modified Aug 26, 2026

Description

The Ajax Search Lite WordPress plugin before 4.14.5 does not prevent the deserialization of untrusted input, allowing unauthenticated attackers to perform PHP Object Injection. When a suitable POP chain is present via another installed Ajax Search Lite WordPress plugin before 4.14.5 or , this can be leveraged to achieve Remote Code Execution.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-502

Affected software

Vendor	Product	Versions
Unknown	Ajax Search Lite	< 4.14.5

References

https://wpscan.com/vulnerability/8487a2ce-cb4d-46b8-942e-334ac94cf115/

Timeline

Published: Aug 7, 2026
Last modified: Aug 26, 2026
NVD status: Deferred

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