CVE-2025-26996 MEDIUM

CVE-2025-26996: WordPress Sign-up Sheets plugin <= 2.3.0.1 - Shortcode Injection vulnerability

Vendor Fetch Designs
Product Sign-up Sheets
Weakness CWE-94 · Code injection
Published April 15, 2025
Last update April 28, 2026
View on NVD All CVEs

CVSS base score

6.5/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality Low
Integrity Low

CVSS vector

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

What the vulnerability does

01Description

Improper Control of Generation of Code ('Code Injection') vulnerability in Fetch Designs Sign-up Sheets sign-up-sheets allows Code Injection.This issue affects Sign-up Sheets: from n/a through <= 2.3.0.1.

Explanation of Vulnerability in Simple Terms

02Summary

Sign-up Sheets versions 2.3.0.1 and earlier contain a code injection vulnerability that allows unauthenticated attackers to inject and execute arbitrary code over the network. The vulnerability requires no user interaction and can compromise the confidentiality and integrity of data processed by the application. Administrators should update to a version newer than 2.3.0.1 immediately.

What an attacker can do

03Attacker Capabilities

Inject and execute arbitrary code on the server without authentication.

Potential impact on your site

04Site Impact

Attackers can read sensitive data and modify application behavior without needing a user account.

Conditions required to exploit

05Prerequisites

Network access to the application; no authentication or user interaction required.

Key dates

06Disclosure timeline

April 15, 2025 CVE published
April 28, 2026 Record updated