CVE-2026-2518

MediumCVSS 4.3/10Last modified Jul 23, 2026

Description

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 including, 1.0.2. This makes it possible for authenticated attackers, with Subscriber-level access and above, to install and activate the PostX plugin.

Metrics

CVSS 3.1 4.3/10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Weakness enumeration

CWE-862

Affected software

No affected versions have been published.

Timeline

Published: May 22, 2026
Last modified: Jul 23, 2026
NVD status: Deferred

Related CVEs from 2026

CVE-2026-251805.5Out-of-bounds read in Microsoft Graphics Component allows an unauthorized attacker to disclose information locally.CVE-2026-251817.5Out-of-bounds read in Windows GDI+ allows an unauthorized attacker to disclose information over a network.CVE-2026-251847.0Concurrent execution using shared resource with improper synchronization ('race condition') in Applocker Filter Driver (applockerfltr.sys) a CVE-2026-251855.3Exposure of sensitive information to an unauthorized actor in Windows Shell Link Processing allows an unauthorized attacker to perform spoof CVE-2026-251865.5Exposure of sensitive information to an unauthorized actor in Windows Accessibility Infrastructure (ATBroker.exe) allows an authorized attac CVE-2026-251877.8Improper link resolution before file access ('link following') in Winlogon allows an authorized attacker to elevate privileges locally.CVE-2026-251888.8Heap-based buffer overflow in Windows Telephony Service allows an unauthorized attacker to elevate privileges over an adjacent network.CVE-2026-251897.8Use after free in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.CVE-2026-25195.3The Online Scheduling and Appointment Booking System – Bookly plugin for WordPress is vulnerable to price manipulation via the 'tips' parame CVE-2026-251907.8Untrusted search path in Windows GDI allows an unauthorized attacker to execute code locally.CVE-2026-251918.4The installer of FinalCode Client provided by Digital Arts Inc. contains an issue with the DLL search path. If a user is directed to place a CVE-2026-251929.8WebSocket endpoints lack proper authentication mechanisms, enabling attackers to perform unauthorized station impersonation and manipulate d