CVE-2026-112789
MEDIUMCVSS 4.7/10
Last modified
CVE-2026-112789 is a medium-severity vulnerability rated 4.7/10 on the CVSS scale. Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Installer allows an authorized attacker to disclose information locally..
Description
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Installer allows an authorized attacker to disclose information locally.
Metrics
Weakness Enumeration
Affected Software
Source: CNA advisory (CVE.org). NVD analysis pending.
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Windows 10 Version 1607 | >= 10.0.14393.0, < 10.0.14393.9688 |
| Microsoft | Windows 10 Version 1809 | >= 10.0.17763.0, < 10.0.17763.9487 |
| Microsoft | Windows 10 Version 21H2 | >= 10.0.19044.0, < 10.0.19044.7846 |
| Microsoft | Windows 10 Version 22H2 | >= 10.0.19045.0, < 10.0.19045.7846 |
| Microsoft | Windows 11 version 23H2 | >= 10.0.22631.0, < 10.0.22631.7711 |
| Microsoft | Windows 11 Version 23H2 | >= 10.0.22631.0, < 10.0.22631.7711 |
| Microsoft | Windows 11 Version 24H2 | >= 10.0.26100.0, < 10.0.26100.9974 |
| Microsoft | Windows 11 Version 25H2 | >= 10.0.26200.0, < 10.0.26200.9974 |
| Microsoft | Windows 11 version 26H1 | >= 10.0.28000.0, < 10.0.28000.3501 |
| Microsoft | Windows 11 Version 26H2 | >= 10.0.26300.0, < 10.0.26300.9974 |
| Microsoft | Windows Server 2016 | >= 10.0.14393.0, < 10.0.14393.9688 |
| Microsoft | Windows Server 2016 (Server Core installation) | >= 10.0.14393.0, < 10.0.14393.9688 |
| Microsoft | Windows Server 2019 | >= 10.0.17763.0, < 10.0.17763.9487 |
| Microsoft | Windows Server 2019 (Server Core installation) | >= 10.0.17763.0, < 10.0.17763.9487 |
| Microsoft | Windows Server 2022 | >= 10.0.20348.0, < 10.0.20348.5870 |
| Microsoft | Windows Server 2025 | >= 10.0.26100.0, < 10.0.26100.33822 |
| Microsoft | Windows Server 2025 (Server Core installation) | >= 10.0.26100.0, < 10.0.26100.33822 |
References
Timeline
- Published
- Last Modified
- Status
- Awaiting Analysis
Frequently Asked Questions
What is CVE-2026-112789?
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Installer allows an authorized attacker to disclose information locally.
How severe is CVE-2026-112789?
CVE-2026-112789 has a CVSS score of 4.7/10 (MEDIUM severity).
How do I fix CVE-2026-112789?
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 2026
- CVE-2026-112782Grav 1.7.53 before 1.7.53.5 and 2.0.0-rc.8 before 2.2.2 cont…7.5
- CVE-2026-112783OpenCATS before 0.10.0 contains a missing authorization vuln…4.3
- CVE-2026-112784OpenCATS before 0.10.0 contains a missing authorization vuln…4.3
- CVE-2026-112785OpenCATS before 0.10.0 contains a missing authorization vuln…4.3
- CVE-2026-112786OpenCATS before 0.10.0 contains a missing authorization vuln…5.4
- CVE-2026-112787OpenCATS before 0.10.0 contains a missing authorization vuln…4.3
- CVE-2026-11279Out of bounds read in DevTools in Google Chrome prior to 149…8.8
- CVE-2026-112790Use after free in Windows Kernel allows an authorized attack…7
- CVE-2026-112791Time-of-check time-of-use (toctou) race condition in Windows…7
- CVE-2026-112792Use after free in Windows Print Spooler Components allows an…7
- CVE-2026-112793Use after free in Windows Event Collector Service allows an …7.5
- CVE-2026-112794Heap-based buffer overflow in Windows Smart Card allows an a…7.8
Are you affected by CVE-2026-112789?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST