CVE-2025-59505
HIGHCVSS 7.8/10EPSS 0.38%
Last modified
CVE-2025-59505 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. Double free in Windows Smart Card allows an authorized attacker to elevate privileges locally.. EPSS estimates a 0.38% chance of exploitation in the next 30 days.
Description
Double free in Windows Smart Card allows an authorized attacker to elevate privileges locally.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Windows 10 1607 | < 10.0.14393.8594 |
| Microsoft | Windows 10 1809 | < 10.0.17763.8027 |
| Microsoft | Windows 10 21h2 | < 10.0.19044.6575 |
| Microsoft | Windows 10 22h2 | < 10.0.19045.6575 |
| Microsoft | Windows 11 23h2 | < 10.0.22631.6199 |
| Microsoft | Windows 11 24h2 | < 10.0.26100.7092 |
| Microsoft | Windows 11 25h2 | < 10.0.26200.7092 |
| Microsoft | Windows Server 2012 | All versions |
| Microsoft | Windows Server 2012 | r2 |
| Microsoft | Windows Server 2016 | < 10.0.14393.8594 |
| Microsoft | Windows Server 2019 | < 10.0.17763.8027 |
| Microsoft | Windows Server 2022 | < 10.0.20348.4346 |
| Microsoft | Windows Server 2022 23h2 | < 10.0.25398.1965 |
| Microsoft | Windows Server 2025 | < 10.0.26100.7092 |
References
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2025-59505?
Double free in Windows Smart Card allows an authorized attacker to elevate privileges locally.
How severe is CVE-2025-59505?
CVE-2025-59505 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.38% probability of exploitation in the next 30 days.
How do I fix CVE-2025-59505?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2025
- CVE-2025-5950The IndieBlocks plugin for WordPress is vulnerable to Stored…5.4
- CVE-2025-59500Improper access control in Azure Notification Service allows…8.8
- CVE-2025-59501Authentication bypass by spoofing in Microsoft Configuration…4.8
- CVE-2025-59502Uncontrolled resource consumption in Windows Remote Procedur…7.5
- CVE-2025-59503Server-side request forgery (ssrf) in Azure Compute Gallery …9.8
- CVE-2025-59504Heap-based buffer overflow in Azure Monitor Agent allows an …7.3
- CVE-2025-59506Concurrent execution using shared resource with improper syn…7
- CVE-2025-59507Concurrent execution using shared resource with improper syn…7
- CVE-2025-59508Concurrent execution using shared resource with improper syn…7
- CVE-2025-59509Insertion of sensitive information into sent data in Windows…5.5
- CVE-2025-5951Rejected reason: This CVE ID has been rejected or withdrawn …
- CVE-2025-59510Improper link resolution before file access ('link following…5.5
Are you affected by CVE-2025-59505?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST