Access Control Vulnerability in Ninja Forms Signature Contract Add-On by WP E-Signature
CVE-2026-110378

5.3MEDIUM

Key Information:

Vendor

WordPress
Status
Ninja Forms Signature Contract Add-on
Vendor
CVE Published:
15 October 2026

What is CVE-2026-110378?

A missing authorization vulnerability exists in the Ninja Forms Signature Contract Add-On for WP E-Signature. This vulnerability arises from incorrectly configured access control security levels, allowing unauthorized access to sensitive functionalities. Users of versions 3.2.5 and earlier may be at risk, potentially exposing their systems to exploitation by malicious actors seeking to leverage these flaws.

Affected Version(s)

Ninja Forms Signature Contract Add-On 0 <= 3.2.5

References

https://patchstack.com/database/wordpress/plugin/ninja-si...
vdb-entry

CVSS V3.1

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Oly Hossen | Patchstack Bug Bounty Program
.