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CVE-2026-111283— BMC Helix Network Management before 26.3.01 Authentication Bypass via SAML Configuration

Quick assessment

Affected
BMC Helix BMC Helix Network Management
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.

在版本低于 26.3.01 的 BMC Helix Network Management 本地部署版本中，存在一个认证绕过漏洞。当配置了 SAML 单点登录（SSO）时，未认证的攻击者可以使用任意密码以本地管理员身份登录。攻击者可在 Web 登录页面提交任意密码的管理员用户名，从而获取 SuperAdmin 会话，进而修改设备凭据、执行设备命令以及篡改审计记录。

CVSS 9.0 · Critical EPSS 0.43% · P35

Affected Version Matrix 1

VendorProduct Version RangeStatus
BMC Helix BMC Helix Network Management < 26.3.01 affected
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I. Basic Information for CVE-2026-111283

Vulnerability Information
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Vulnerability Title
BMC Helix Network Management before 26.3.01 Authentication Bypass via SAML Configuration
Source: CVE Program / CVE List V5
Vulnerability Description
BMC Helix Network Management on-prem before 26.3.01 contains an authentication bypass vulnerability that allows unauthenticated attackers to log in as the local administrator with any password when SAML single sign-on is configured. Attackers can submit the administrator username with an arbitrary password on the web login page to obtain a SuperAdmin session, modify device credentials, run device commands, and alter audit records.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
使用基本弱点进行的认证绕过
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
BMC Helix BMC Helix Network Management 0 ~ 26.3.01 -

II. Public POCs for CVE-2026-111283

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III. Intelligence Information for CVE-2026-111283

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Vendor Advisories for CVE-2026-111283 (1)

Vendor Pages for CVE-2026-111283 (1)

IV. Related Vulnerabilities

Same weakness: CWE-305

V. Comments for CVE-2026-111283

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