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CVE-2026-16258criticalCWE-502

Ajax Search Lite < 4.14.5 - Unauthenticated PHP Object Injection via Search Statistics REST Endpoint

48Vexday Risk Score

No sign of exploitation. It has a public proof of concept.

ssvc Attendcvss 9.8epss 0.5%
exploitation probability
0.5%top 61% of all CVEs
observed exploitation
nono source reports it
1 public exploit(s)
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.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.