CVE-2026-120490
Administrator with policy and NAT permissions can bypass Sync network protection on Scalable Platforms
Description
On Scalable Platforms, an administrator with permissions to edit and install the Access Control Policy and NAT rules can create a NAT rule that redirects traffic to the Gateway's Sync interface, bypassing the built-in Sync protection. This could allow the administrator to execute operating system commands and write files on the Gateway with superuser privileges.
INFO
Published Date :
Nov. 12, 2026, 2:17 p.m.
Last Modified :
Nov. 12, 2026, 8:04 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
Affected Products
The following products are affected by CVE-2026-120490
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
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | LOW | 897c38be-0345-43cd-b6cf-fe179e0c4f45 | ||||
| CVSS 3.1 | LOW | [email protected] |
Solution
- Limit administrator privileges for NAT rule management.
- Review and validate all NAT rule configurations.
- Disable or restrict Sync interface access.
- Apply vendor patches or updates if available.
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-2026-120490.
| URL | Resource |
|---|---|
| https://support.checkpoint.com/results/sk/sk1000364 |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-120490 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-120490
weaknesses.
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-2026-120490 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-120490 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 [email protected]
Nov. 12, 2026
Action Type Old Value New Value Added Description On Scalable Platforms, an administrator with permissions to edit and install the Access Control Policy and NAT rules can create a NAT rule that redirects traffic to the Gateway's Sync interface, bypassing the built-in Sync protection. This could allow the administrator to execute operating system commands and write files on the Gateway with superuser privileges. Added CVSS V3.1 AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:N Added CWE CWE-696 Added Affected New affected value received. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/120xxx/CVE-2026-120490.json">CVE-2026-120490</a> Added Reference https://support.checkpoint.com/results/sk/sk1000364