What is CVE-2026-16258?
The Ajax Search Lite WordPress plugin before version 4.14.5 fails to prevent deserialization of untrusted input, allowing unauthenticated attackers to perform PHP Object Injection. This vulnerability can lead to serious consequences, including Remote Code Execution (RCE) if a suitable POP chain is present, so updating the plugin immediately is critical.
Azərbaycanca: Ajax Search Lite WordPress plaqini 4.14.5 versiyasından əvvəl etibarsız məlumatların deserialization əməliyyatını məhdudlaşdırmır. Bu, autentifikasiya olunmamış hücumçulara PHP Object Injection həyata keçirməyə imkan verir. Mövcud POP chain ilə uzaqdan kod icrası (RCE) daxil ciddi fəsadlara səbəb ola bilər, plaqin dərhal ən son versiyaya yenilənməlidir.
Related CVEs
link basis: same weakness class CWE-502
FAQ2
How to protect against the CVE-2026-16258 vulnerability in the Ajax Search Lite plugin?
You can protect against this vulnerability by updating the plugin to version 4.14.5 or later.
Can CVE-2026-16258 lead to Remote Code Execution?
Yes, Remote Code Execution (RCE) can occur via PHP Object Injection if a suitable POP chain is present.
See also6
This explainer is AI-written from source data — skopnix's own reporting on this CVE; CVSS scores, vendors and versions are never invented. See NVD for the official record.