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CVE-2026-81861

Quick assessment

Affected
Schneider Electric SCADAPack 47x
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.

CWE-522：凭证保护不足漏洞，可能导致认证信息暴露，并允许未经授权访问 RTU 功能。

CVSS 5.9 · Medium EPSS 0.38% · P32

Affected Version Matrix 7

VendorProduct Version RangeStatus
Schneider Electric SCADAPack 32 All versions affected
Schneider Electric SCADAPack 3xx All versions affected
Schneider Electric SCADAPack 470R All versions affected
Schneider Electric SCADAPack 47x All versions affected
Schneider Electric SCADAPack 47xd All versions affected
Schneider Electric SCADAPack 47xi All versions affected
Schneider Electric SCADAPack 57x All versions affected
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I. Basic Information for CVE-2026-81861

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
CWE-522: Insufficiently Protected Credentials vulnerability that could result in exposure of authentication information and unauthorized access to RTU functionality.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
不充分的凭证保护机制
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Schneider Electric SCADAPack 47x All versions -
Schneider Electric SCADAPack 47xi All versions -
Schneider Electric SCADAPack 47xd All versions -
Schneider Electric SCADAPack 470R All versions -
Schneider Electric SCADAPack 57x All versions -
Schneider Electric SCADAPack 3xx All versions -
Schneider Electric SCADAPack 32 All versions -

II. Public POCs for CVE-2026-81861

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-81861

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Vendor Advisories for CVE-2026-81861 (1)

IV. Related Vulnerabilities

Same product: SCADAPack 47x
Same vendor: Schneider Electric
Same weakness: CWE-522

V. Comments for CVE-2026-81861

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