CVE-2025-31020
WordPress vulnerability analysis and mitigation

Overview

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability was discovered in Webliberty Simple Spoiler WordPress plugin, affecting all versions through 1.4. The vulnerability was disclosed on April 9, 2025, and allows Stored XSS attacks (NVD, Patchstack).

Technical details

The vulnerability has been assigned a CVSS v3.1 Base Score of 6.5 (Medium) with the following vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L. The issue requires Contributor-level privileges to exploit and involves improper neutralization of input during web page generation, which can lead to stored cross-site scripting attacks (NVD).

Impact

If exploited, this vulnerability could allow malicious actors to inject malicious scripts, such as redirects, advertisements, and other HTML payloads into the website which will be executed when guests visit the site (Patchstack).

Mitigation and workarounds

Currently, there is no official fix available for this vulnerability. Given the low severity impact and unlikelihood of exploitation, specific workarounds have not been published (Patchstack).

Additional resources


SourceThis report was generated using AI

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