CVE detail
CVE-2026-42832
Improper access control in Microsoft Office allows an unauthorized attacker to perform spoofing locally.
Buzz score
Why this CVE is surfacing
This all-time snapshot uses the same composite formula as Trending across a 30-year evidence window, rather than a current rolling window.
Buzz score components · mention 11.0 · diversity 6.5 · KEV 0.0 · OTX 0.0 · PoC 0.0
Why it matters now
Mention timeline
- Total mentions
- 0
- within the 30d window
- Peak daily
- 0
- highest bucket
Evidence
Source links by recency
2 source links · newest first
- The May 2026 Security Update ReviewZero Day Initiative
take a closer look at some of the more interesting updates for this month, starting with a nasty-looking bug in DNS: - CVE-2026-41096 - Windows DNS Client Remote Code Execution Vulnerability This patch fixes a heap-based buffer overflow in the DNS Client triggered by a malicious DNS response. No authentication or user interaction needed, and since the
vendorwww.thezdi.comMay 12, 2026, 6:38 PM - CVE-2026-42832 Microsoft Office Spoofing VulnerabilityMicrosoft MSRC
Improper access control in Microsoft Office allows an unauthorized attacker to perform spoofing locally.
vendormsrc.microsoft.comMay 12, 2026, 2:00 PM
Exploit code
Public exploit repository references
Public PoC repositories are third-party, potentially unsafe artifacts. Treat their code as untrusted and use it only on authorized systems in an isolated, least-privilege environment. cvebuzz does not execute the code or verify that an exploit works.
0 repository references · best confidence N/A · max 0 stars
Related records
Similar CVEs
6 related CVEs with shared weakness or product evidence
- CVE-2024-20673CVSS 7.8 · High
Microsoft Office Remote Code Execution Vulnerability
- CVE-2026-45649CVSS 7.1 · High
Improper access control in Office for Android allows an unauthorized attacker to perform spoofing locally.
- CVE-2026-40420CVSS 8.8 · High
Use after free in Microsoft Office allows an authorized attacker to elevate privileges locally.
- CVE-2024-38016CVSS 7.8 · High
Microsoft Office Visio Remote Code Execution Vulnerability
- CVE-2016-0183CVSS 8.8 · High
The Windows font library in Microsoft Office 2010 SP2, Word 2010 SP2, Word Automation Services on SharePoint Server 2010 SP2, and Office Web Apps 2010 SP2 allows remote attackers…
- CVE-2026-40421CVSS 4.3 · Medium
Files or directories accessible to external parties in Microsoft Office Word allows an unauthorized attacker to disclose information locally.