CVE-2025-26578 HIGH

CVE-2025-26578: WordPress Simple Documentation plugin <= 1.2.8 - CSRF to Stored XSS vulnerability

Vendor Mathieuhays

Product Simple Documentation

Weakness CWE-352 · CSRF

Published February 13, 2025

Last update April 28, 2026

View on NVD All CVEs

CVSS base score

7.1/10

Attack vector Network

Attack complexity Low

Privileges required None

User interaction Required

Confidentiality Low

Integrity Low

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L

What the vulnerability does

01Description

Cross-Site Request Forgery (CSRF) vulnerability in mathieuhays Simple Documentation client-documentation allows Stored XSS.This issue affects Simple Documentation: from n/a through <= 1.2.8.

Explanation of Vulnerability in Simple Terms

02Summary

Simple Documentation versions 1.2.8 and earlier are vulnerable to cross-site request forgery (CSRF) attacks. An attacker can craft a malicious webpage that, when visited by a logged-in site administrator, performs unwanted actions on the documentation site without the admin's knowledge or consent. The attack requires the victim to visit the attacker's page while authenticated.

What an attacker can do

03Attacker Capabilities

Perform actions on the site (read, modify, or delete documentation) on behalf of a logged-in administrator.

Potential impact on your site

04Site Impact

Administrators' accounts can be hijacked to modify or delete documentation, or expose sensitive content without their awareness.

Conditions required to exploit

05Prerequisites

Victim must be logged in and visit an attacker-controlled webpage; no special privileges required.

Key dates

06Disclosure timeline

February 13, 2025 CVE published

April 28, 2026 Record updated

External resources

07References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2025-26578 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/352.html AskarLabs — CWE-352 write-up Cross-Site Request Forgery

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