CVE-2026-120070 User Frontend - Privilege Escalation

User Frontend WordPress plugin <= 4.3.13 contains a privilege escalation caused by improper sanitization of post_content in submit_post(), letting authenticated subscribers inject editor role shortcode to create privileged accounts, exploit requires subscriber-level access.

CVSS base score 8.8 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
EPSS
0.30% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Privilege Escalation
Impact
Privilege Escalation
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Published
31 October 2026
Updated
1 November 2026
Weakness
CWE-269

Vendor fix

Update to a version later than 4.3.13 or the latest available version.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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