CVE-2025-49393

Name: CVE-2025-49393
Creator: NVD / NIST
Published: 2025-11-06T16:15:53.413+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 0.46%

Last modified Jun 17, 2026

CVE-2025-49393 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Deserialization of Untrusted Data vulnerability in Fetch Designs Sign-up Sheets sign-up-sheets allows Object Injection.This issue affects Sign-up Sheets: from n/a through <= 2.3.2.. EPSS estimates a 0.46% chance of exploitation in the next 30 days.

Description

Deserialization of Untrusted Data vulnerability in Fetch Designs Sign-up Sheets sign-up-sheets allows Object Injection.This issue affects Sign-up Sheets: from n/a through <= 2.3.2.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

0.46%

36.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-502

References

https://patchstack.com/database/Wordpress/Plugin/sign-up-sheets/vulnerability/wordpress-sign-up-sheets-plugin-2-3-2-php-object-injection-vulnerability?_s_id=cve

Timeline

Published: Nov 6, 2025
Last Modified: Jun 17, 2026
Status: Deferred

Frequently Asked Questions

What is CVE-2025-49393?

Deserialization of Untrusted Data vulnerability in Fetch Designs Sign-up Sheets sign-up-sheets allows Object Injection.This issue affects Sign-up Sheets: from n/a through <= 2.3.2.

How severe is CVE-2025-49393?

CVE-2025-49393 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 0.46% probability of exploitation in the next 30 days.

How do I fix CVE-2025-49393?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-49393?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST