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4.3
Serious Slider Security: Unauthorized Access to Configured Settings
CVE-2026-25399
Summary
The Serious Slider plugin has a security problem that allows unauthorized users to access and change settings. This means that someone might be able to make changes without permission, potentially causing issues with your website. Update to version 1.2.8 or later to fix this issue.
Original title
Missing Authorization vulnerability in CryoutCreations Serious Slider cryout-serious-slider allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Serious Slider...
Original description
Missing Authorization vulnerability in CryoutCreations Serious Slider cryout-serious-slider allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Serious Slider: from n/a through <= 1.2.7.
nvd CVSS3.1
4.3
Vulnerability type
CWE-862
Missing Authorization
Published: 19 Feb 2026 · Updated: 11 Mar 2026 · First seen: 6 Mar 2026