EUVD-2026-73131
GHSA-23g7-5j5q-xw82
Severity by source
AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Local-only path manipulation requiring low-privileged user and high-complexity precondition (race/symlink); full C/I/A impact reflects privilege escalation to SYSTEM.
Primary rating from Vendor (microsoft).
CVSS VectorVendor: microsoft
Lifecycle Timeline
4DescriptionCVE.org
External control of file name or path in Windows Shell allows an authorized attacker to elevate privileges locally.
AnalysisAI
Privilege escalation in Windows Shell allows a locally authenticated attacker with standard user rights to gain full system-level control via external control of a file name or path (CWE-73). Affected platforms span Windows 11 versions 23H2 through 26H1 and Windows Server 2025, all prior to their respective July 2026 patch-cycle builds. …
Unlock full vulnerability intelligence
- Risk assessment & exploitation conditions
- Attack chain visualization
- Remediation with exact patch versions
- Threat intelligence from 22 sources
- Personal watchlist & email alerts
Free forever · No credit card required
Attack ChainAIDerived
Hypothetical attack flow derived from CVE metadata
Vulnerability AssessmentAI
| Exploitation | Requires an authorized local user account with at least standard (low) privileges - the CVSS PR:L metric confirms authentication is required and PR:N (unauthenticated) does not apply. … Additional conditions and limiting factors are described in the full assessment. |
| Risk Assessment | CVSS 7.0 (AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H) accurately captures the threat profile: local-only attack surface, non-trivial exploitation conditions (AC:H implies a race condition, symlink race, or specific configuration prerequisite), and low-privilege starting point. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in. |
| Exploit Scenario | Full exploit scenario with step-by-step reproduction available after sign-in. |
| Remediation | Apply the vendor-released patches via Windows Update or Windows Server Update Services. … Detailed patch versions, workarounds, and compensating controls in full report. |
Recommended ActionAI
Within 24 hours, scan and enumerate all Windows 11 (23H2-26H1) and Windows Server 2025 systems across your infrastructure to determine exposure scope. …
Sign in for detailed remediation steps and compensating controls.
Threat intelligence, references, and detailed analysis are available after sign-in.
Same weakness CWE-73 – External Control of File Name or Path
View allShare
External POC / Exploit Code
Leaving vuln.today