CVE-2026-16534: critical vulnerability in Import and export users and customers
Import and export users and customers < 2.4.2 - Custom Role Privilege Escalation to Administrator via CSV Import
Published
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
48Vexday Risk Score
No sign of exploitation. It has a public proof of concept.
ssvc Attendcvss 9.1epss 0.4%
The Import and export users and customers WordPress plugin before 2.4.2 does not enforce WordPress's role-assignment and per-user edit permissions during CSV import, allowing a user holding only the user-creation capability to create an administrator account and to overwrite an existing administrator's password or email.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
Affected products
Unknown · Import and export users and customerspublic PoCs found — 1
cve_referencewpscan.com/vulnerability/0d1246a0-3cd1-4b6d-bd3e-6ed89745da26/unverified⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
Related CVEs — Import and export users and customers
In the same product, most dangerous first.
CVE-2022-3558HIGHImport and export users and customers < 1.20.5 - Subscriber+ CSV InjectionEPSS 1.1%CVE-2022-1255—Import and export users and customers < 1.19.2.1 - Admin+ Stored Cross-Site ScriptingEPSS 0.7%CVE-2025-15673MEDIUMImport and export users and customers < 2.4.3 - Admin+ Arbitrary File ReadEPSS 0.5%CVE-2026-92541HIGHImport and export users and customers < 2.5.2 - Custom Role Privilege Escalation to Administrator via Frontend ImporterEPSS 0.5%CVE-2026-92540HIGHImport and export users and customers < 2.5.2 - Custom Role Privilege Escalation to Administrator via caller_can_promote_usersEPSS 0.5%CVE-2026-16542MEDIUMImport and export users and customers < 2.4.5 - Admin+ SSRF via bp_avatarEPSS 0.3%