Local file tampering via missing authorization
Published Jul 8, 2025 · Updated Feb 13, 2026
Missing authorization in Microsoft's Windows StateRepository API allows local users with low privileges to tamper with system files. Microsoft has not disclosed the affected API operation, target file, or authorization check that permits the write. Exploitation requires local low-privilege access and can change protected StateRepository-managed data, with confidentiality and availability impacts also reflected in Microsoft's assessment.
Summary
What happened
Missing authorization in Microsoft's Windows StateRepository API allows local users with low privileges to tamper with system files. Microsoft has not disclosed the affected API operation, target file, or authorization check that permits the write. Exploitation requires local low-privilege access and can change protected StateRepository-managed data, with confidentiality and availability impacts also reflected in Microsoft's assessment.
The record
- CVE
- CVE-2025-49723
- Published
- Jul 8, 2025
- Updated
- Feb 13, 2026
- Vendor
- Microsoft
- Product
- Windows Server 2019
- Classifications
- CWE-862, T1565.001
- Attack vector
- local
- Privileges
- authenticated
Timeline
How it unfolded
- Jul 8, 2025CVE publishedPublication date reported by the CVE source.
- Feb 13, 2026Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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Is a vulnerable build present?
Compare these published version ranges with your installed build and any vendor patches.
- Affected versionversion=10.0.17763.0 <10.0.17763.7558
What conditions does exploitation require?
What is affected?
Published CVSS scores
CVSS describes severity. EPSS estimates exploitation probability.
Attacks
What attackers are doing with it
Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.
Public exploit references
No public exploit references are available in this record.
Labels summarize the accepted research assessment. They do not indicate a test against your environment.
Technologies
Your stack
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Your stack
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