Auth bypass in Westerndeal Gsheetconnector For Ninja Forms

CVE-2025-13136

The GSheetConnector For Ninja Forms plugin for WordPress is vulnerable to unauthorized access of data due to a missing capability check on the 'njform-google-sheet-config ' page in all versions up to, and including, 2.0.1. This makes it possible for authenticated attackers, with Subscriber-level access and above, to retrieve information about the system.

Vulnerability class: Broken Access Control

Published · last modified .

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.002 (8.8th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 9th percentile — 8.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-13136: held from 0.002 to 0.002.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-13136?
CVE-2025-13136 is a medium-severity vulnerability in Westerndeal Gsheetconnector For Ninja Forms, classified under Missing Authorization. CVSS score: 4.3/10. Published 2025-11-22.
How severe is CVE-2025-13136?
Medium severity. CVSS v3 base score is 4.3 out of 10.