4.3
MEDIUM CVSS 3.1
CVE-2026-8482
Information leak in NSRPC client history
Description

A vulnerability was discovered on StormShield Network Security 4.3.0 to 4.3.41 (included), 4.8.0 to 4.8.15 (included) , 5.0.0 to 5.0.5 (included) There is a possible leak of secret information if administration commands have been passed with the CLI command line tool. Someone with SSH access to the firewall (if SSH multiuser mode is enabled) could possibly get the proxy CA passphrase or TPM password.

INFO

Published Date :

July 2, 2026, 10:16 a.m.

Last Modified :

July 2, 2026, 5:42 p.m.

Remotely Exploit :

No
Affected Products

The following products are affected by CVE-2026-8482 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.

ID Vendor Product Action
1 Stormshield network_security
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 134c704f-9b21-4f2e-91b3-4a467353bcc0
CVSS 3.1 MEDIUM 24a3c815-5f22-4d74-967a-30958d6466f4
CVSS 3.1 MEDIUM MITRE-CVE
CVSS 3.1 MEDIUM [email protected]
Solution
Update the product to the latest version to prevent secret information leaks.
  • Update StormShield to the latest security version.
  • Disable CLI command line tool for administration.
  • Restrict SSH access to the firewall.
  • Review audit logs for suspicious activity.
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-2026-8482.

URL Resource
https://advisories.stormshield.eu/2025-007/
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-8482 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-2026-8482 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-2026-8482 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-8482 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.

  • CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0

    Jul. 02, 2026

    Action Type Old Value New Value
    Added SSVC {'id': 'CVE-2026-8482', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'none'}, {'automatable': 'no'}, {'technicalImpact': 'partial'}], 'version': '2.0.3', 'timestamp': '2026-07-02T12:20:06.574781Z'}
  • New CVE Received by [email protected]

    Jul. 02, 2026

    Action Type Old Value New Value
    Added Affected [{'vendor': 'Stormshield', 'product': 'Stormshield Network Security', 'versions': [{'status': 'affected', 'version': '4.3.0', 'versionType': 'semver', 'lessThanOrEqual': '4.3.41'}, {'status': 'affected', 'version': '4.8.0', 'versionType': 'semver', 'lessThanOrEqual': '4.8.15'}, {'status': 'affected', 'version': '5.0.0', 'versionType': 'semver', 'lessThanOrEqual': '5.0.5'}], 'defaultStatus': 'unknown'}]
    Added Description A vulnerability was discovered on StormShield Network Security 4.3.0 to 4.3.41 (included), 4.8.0 to 4.8.15 (included) , 5.0.0 to 5.0.5 (included) There is a possible leak of secret information if administration commands have been passed with the CLI command line tool. Someone with SSH access to the firewall (if SSH multiuser mode is enabled) could possibly get the proxy CA passphrase or TPM password.
    Added CVSS V3.1 AV:A/AC:L/PR:H/UI:R/S:U/C:H/I:N/A:N
    Added CWE CWE-532
    Added Reference https://advisories.stormshield.eu/2025-007/
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.