Auth bypass in Wpxpo Fastx
CVE-2026-2518
The FastX theme for WordPress is vulnerable to unauthorized limited plugin installation and activation due to missing capability checks on the 'ultp_install_callback' and 'ultp_activate_callback' functions in all versions up to, and includ…
Vulnerability class: Broken Access Control
EPSS: 0.000 (1.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N.
Affected products
- Wpxpo Fastx — versions 0
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2026-2518?
- CVE-2026-2518 is a medium-severity vulnerability in Wpxpo Fastx, classified under Missing Authorization. CVSS score: 4.3/10. Published 2026-05-22.
- How severe is CVE-2026-2518?
- Medium severity. CVSS v3 base score is 4.3 out of 10.