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CVE-2026-8482— Information leak in NSRPC client history

Quick assessment

Affected
Stormshield Stormshield Network Security
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Stormshield Network Security是法国Stormshield公司的一款下一代UTM(统一威胁管理)防火墙。 Stormshield Network Security存在信息泄露漏洞，该漏洞源于通过CLI命令行工具传递管理命令时可能泄露秘密信息，具有SSH访问权限的攻击者可能获取代理CA密码或TPM密码。以下版本受到影响：4.3.0版本至4.3.41版本、4.8.0版本至4.8.15版本和5.0.0版本至5.0.5版本。

CVSS 4.3 · Medium EPSS 0.23% · P13

Possible ATT&CK Techniques 1 AI

T1530 · Data from Cloud Storage

Affected Version Matrix 3

VendorProduct Version RangeStatus
Stormshield Stormshield Network Security 4.3.0≤ 4.3.41 affected
4.8.0≤ 4.8.15 affected
5.0.0≤ 5.0.5 affected
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I. Basic Information for CVE-2026-8482

Vulnerability Information
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Vulnerability Title
Information leak in NSRPC client history
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:A/AC:L/PR:H/UI:R/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
通过日志文件的信息暴露
Source: CVE Program / CVE List V5
Vulnerability Title
Stormshield Network Security 日志信息泄露漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Stormshield Network Security是法国Stormshield公司的一款下一代UTM(统一威胁管理)防火墙。 Stormshield Network Security存在信息泄露漏洞，该漏洞源于通过CLI命令行工具传递管理命令时可能泄露秘密信息，具有SSH访问权限的攻击者可能获取代理CA密码或TPM密码。以下版本受到影响：4.3.0版本至4.3.41版本、4.8.0版本至4.8.15版本和5.0.0版本至5.0.5版本。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Stormshield Stormshield Network Security 4.3.0 ~ 4.3.41 -

II. Public POCs for CVE-2026-8482

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III. Intelligence Information for CVE-2026-8482

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Vendor Advisories for CVE-2026-8482 (1)

IV. Related Vulnerabilities

Same product: Stormshield Network Security
Same vendor: Stormshield
Same weakness: CWE-532

V. Comments for CVE-2026-8482

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