CVE-2026-81283CWE-502insecure-deserialization

CVE-2026-81283

High · published September 2, 2026

CVSS v3.1
8.8
EPSS
1%
Percentile
43.2
In the wild
Unconfirmed
What it is

Subscriber PHP Object Injection in WP User Frontend <= 4.3.10 versions.

The record
Technical detail
CVSS v3.1
8.8 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00518 · 43.2th percentile
Weakness
CWE-502 · Deserialization of Untrusted Data
Published
2026-09-02T16:17Z
References (1)
https://patchstack.com/database/wordpress/plugin/wp-user-frontend/vulnerability/wordpress-wp-user-frontend-plugin-4-3-10-php-object-injection-vulnerability?_s_id=cve · [email protected]
EPSS history
Timeline
  • 04 SEP 03:44Z
    EPSS moved — → 0%
    epss
  • 02 SEP 11:37Z
    WordPress WP User Frontend plugin <= 4.3.10 - PHP Object Injection vulnerability
    cvelistv5