CVE-2026-16256: critical vulnerability in POUCO Import Users
Pouco Import Users <= 1.0.0 - Unauthenticated Privilege Escalation
Published · Updated
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48Vexday Risk Score
No sign of exploitation. It has a public proof of concept.
ssvc Attendcvss 9.8epss 0.5%
The POUCO Import Users WordPress plugin through 1.0.0 does not perform any capability or nonce checks on AJAX actions available to unauthenticated users that create and update WordPress accounts, and it trusts an attacker-supplied role value, allowing unauthenticated attackers to create a new administrator account and take over the site.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected products
Unknown · POUCO Import Userspublic PoCs found — 1
cve_referencewpscan.com/vulnerability/c7442f47-7263-4cbb-8157-a4ac69953c95/unverified⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.