Cyber Resilience

CVE-2026-54423

Published
10 July 2026
Modified
10 July 2026
CVSS Score v3.1 8.2
Click a component to see what it means
Raw vectorCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:H
EPSS Score 0.0030 23th percentile
Risk Priority 53 floored blend · peak EPSS

CVSS and EPSS are reproduced from their sources (NVD, FIRST EPSS). Risk Priority is our own derived reading, not an NVD score.

Summary

CVE-2026-54423 is a high-severity Improper Protection of Alternate Path (CWE-424) vulnerability in Launchpad (inferred from references). Its CVSS base score is 8.2 (High).

Operationally, exploitation aligns with the MITRE ATT&CK technique File and Directory Discovery (T1083); ranked at the 23th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

The strongest mitigations our analysis identified map to AC-24 (Access Control Decisions) and AC-25 (Reference Monitor) — see the control section below for these in your framework.

OWASP Top 10 for Web (2025)

A01:2025 Broken Access Control

EU & UK References

Vulnerability Data

In OpenStack Ironic before 37.0.1, an Ironic user with the ability to deploy nodes using the IPMI management interface can maliciously use the send_raw step to send arbitrary IPMI commands to a node, bypassing Ironic's access control.

CWE(s)
CWE-424

Related Threats

MITRE ATT&CK Enterprise Techniques

T1083 File and Directory Discovery Discovery
Adversaries may enumerate files and directories or may search in specific locations of a host or network share for certain information within a file system.
attack.mitre.org →
T1190 Exploit Public-Facing Application Initial Access
Adversaries may attempt to exploit a weakness in an Internet-facing host or system to initially access a network.
attack.mitre.org →
Derived from this CVE’s CWE(s) via the direct CWE→ATT&CK cross-walk.

CVEs Like This One

CVE-2025-46654Shared CWE-424
CVE-2024-8311Shared CWE-424
CVE-2025-49162Shared CWE-424
CVE-2025-49163Shared CWE-424
CVE-2025-6250Shared CWE-424
CVE-2026-37008Shared CWE-424
CVE-2023-52952Shared CWE-424
CVE-2025-68939Shared CWE-424
CVE-2024-58136Shared CWE-424
CVE-2026-4913Shared CWE-424

Affected Assets

Launchpad
—
inferred from references and description; NVD did not file a CPE for this CVE

Mitigating Controls

Control response

Prevent
Stop it (NIST 800-53)

—

Detect
Catch it (NIST detect / respond)

—

Harden
Shrink the surface (DISA STIG)
  • 6 hardening rules · 4 OS baselines
Validate
Prove the fix (OWASP ASVS)

—

Mitigating Controls (NIST 800-53 r5) AI

AC-24 Access Control Decisions good match

Requiring access-control decisions to be applied to each request ensures no alternate path can bypass authorization checks.

AC-25 Reference Monitor good match

A reference monitor that is always invoked by definition covers every possible path, eliminating the root cause of unprotected alternate paths.

AC-3 Access Enforcement good match

Enforcing approved authorizations for every logical access request structurally blocks unprotected alternate paths to restricted resources.

Mitigating Controls (NIST CSF 2.0) AI

Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→CSF cross-walk (authority under review) — links open the control.

PR.AA-05 partial match
prevents

Enforcing and reviewing authorizations across all access paths directly prevents alternate-path bypasses.

PR.IR-01 partial match
prevents

Logical segmentation and unauthorized-access protections reduce the attack surface of unprotected alternate paths.

Mitigating Controls (ISO/IEC 27001:2022 Annex A) AI

Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→ISO cross-walk (authority under review) — links open the control.

A.5.15 Access control partial match
prevents

Access control policy directly requires protection of all entry points to restricted functionality.

A.5.18 Access rights partial match
prevents

Managing access rights must cover every alternate path that could bypass intended restrictions.

A.8.2 Privileged access rights partial match
prevents

Privileged access rights must be enforced on every possible route to privileged functions.

A.8.20 Networks security partial match
mitigates

Network security can limit some alternate paths but is not the primary control for application-level path protection.

A.8.25 Secure development life cycle partial match
prevents

Secure development lifecycle includes design reviews that should identify and close alternate paths.

A.8.27 Secure system architecture and engineering principles partial match
prevents

Secure architecture principles require eliminating unauthorized entry points during design.

Hardening callouts derived

Configuration rules from DISA STIG baselines that bear on weaknesses of the type cited by this CVE. Each rule is shown with the relationship its mapping actually records, against the CWE it was authored against. Derived via CVE→CWE over `controls_xwalks` (higher-evidence rows only; rows rated `none` are excluded).

Oracle Linux 9 (1 rule)
  • V-271452 OL 9 must use a Linux Security Module configured to enforce limits on system services. prevents CWE-424
RHEL 9 (1 rule)
  • V-258078 RHEL 9 must use a Linux Security Module configured to enforce limits on system services. prevents CWE-424
Ubuntu 22.04 (1 rule)
  • V-260529 Ubuntu 22.04 LTS must be configured so that remote X connections are disabled, unless to fulfill documented and validated mission requirements. prevents CWE-424
Ubuntu 24.04 (1 rule)
  • V-270708 Ubuntu 24.04 LTS must be configured so that remote X connections are disabled, unless to fulfill documented and validated mission requirements. prevents CWE-424

References