CVE-2026-112726
HIGHCVSS 8.8/10
Last modified
CVE-2026-112726 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network..
Description
Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network.
Metrics
Weakness Enumeration
Affected Software
Source: CNA advisory (CVE.org). NVD analysis pending.
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Microsoft 365 Apps for Enterprise | >= 16.0.1, < https://aka.ms/OfficeSecurityReleases |
| Microsoft | Microsoft Office 365 for Mac | >= 1.0.0, < 16.115.26110837 |
| Microsoft | Microsoft Office LTSC 2021 | >= 16.0.1, < 16.0.14334.21048 |
| Microsoft | Microsoft Office LTSC 2024 | >= 16.0.0, < 16.0.17932.21140 |
| Microsoft | Microsoft Office LTSC for Mac 2021 | >= 16.0.1, < 16.115.26110837 |
| Microsoft | Microsoft Office LTSC for Mac 2024 | >= 16.0.0, < 16.115.26110837 |
References
Timeline
- Published
- Last Modified
- Status
- Awaiting Analysis
Frequently Asked Questions
What is CVE-2026-112726?
Heap-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code over a network.
How severe is CVE-2026-112726?
CVE-2026-112726 has a CVSS score of 8.8/10 (HIGH severity).
How do I fix CVE-2026-112726?
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-2026-11272Insufficient validation of untrusted input in Reading List i…8.8
- CVE-2026-112720Out-of-bounds read in Microsoft Office Word allows an unauth…5.5
- CVE-2026-112721Heap-based buffer overflow in Microsoft Office Word allows a…8.8
- CVE-2026-112722Heap-based buffer overflow in Microsoft Office Word allows a…8.8
- CVE-2026-112723Heap-based buffer overflow in Microsoft Office Word allows a…8.8
- CVE-2026-112724Heap-based buffer overflow in Microsoft Office Word allows a…8.8
- CVE-2026-112727Untrusted pointer dereference in DNS Server allows an unauth…8.8
- CVE-2026-112728Heap-based buffer overflow in Microsoft Office Word allows a…8.8
- CVE-2026-112729Heap-based buffer overflow in Microsoft Office Word allows a…8.8
- CVE-2026-11273Insufficient validation of untrusted input in Omnibox in Goo…6.1
- CVE-2026-112730Heap-based buffer overflow in Microsoft Office Word allows a…8.8
- CVE-2026-112731Buffer over-read in Microsoft Office allows an unauthorized …6.5
Are you affected by CVE-2026-112726?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST