7.1
HIGH CVSS 3.1
CVE-2026-4947
Insecure Direct Object Reference (IDOR) Leading to Signature Forgery in Foxit eSign
Description

Addressed a potential insecure direct object reference (IDOR) vulnerability in the signing invitation acceptance process. Under certain conditions, this issue could have allowed an attacker to access or modify unauthorized resources by manipulating user-supplied object identifiers, potentially leading to forged signatures and compromising the integrity and authenticity of documents undergoing the signing process. The issue was caused by insufficient authorization validation on referenced resources during request processing.

INFO

Published Date :

April 1, 2026, 2:16 a.m.

Last Modified :

April 1, 2026, 2:16 a.m.

Remotely Exploit :

Yes !

Source :

14984358-7092-470d-8f34-ade47a7658a2
Affected Products

The following products are affected by CVE-2026-4947 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 3.1 HIGH 14984358-7092-470d-8f34-ade47a7658a2
Solution
Ensure proper authorization checks are performed on all referenced resources.
  • Validate user authorization for all object references.
  • Implement strict access controls for resource manipulation.
  • Review and enhance input validation for identifiers.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2026-4947.

URL Resource
https://www.foxit.com/support/security-bulletins.html
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-4947 is associated with the following CWEs:

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-4947 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-4947 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by 14984358-7092-470d-8f34-ade47a7658a2

    Apr. 01, 2026

    Action Type Old Value New Value
    Added Description Addressed a potential insecure direct object reference (IDOR) vulnerability in the signing invitation acceptance process. Under certain conditions, this issue could have allowed an attacker to access or modify unauthorized resources by manipulating user-supplied object identifiers, potentially leading to forged signatures and compromising the integrity and authenticity of documents undergoing the signing process. The issue was caused by insufficient authorization validation on referenced resources during request processing.
    Added CVSS V3.1 AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N
    Added CWE CWE-284
    Added Reference https://www.foxit.com/support/security-bulletins.html
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.