CVE detail
CVE-2025-21395
Microsoft Access Remote Code Execution Vulnerability
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 10.0 · 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
- Microsoft fixes actively exploited Windows Hyper-V zero-day flawsHelp Net Security
Microsoft has marked January 2025 Patch Tuesday with a hefty load of patches: 157 CVE-numbered security issues have been fixed in various products, three of which (in Hyper-V) are being actively exploited. The exploited Hyper-V vulnerabilities The exploited zero-days are CVE-2025-21333 (a buffer overflow bug), CVE-2025-21334 and CVE-2025-21335 (use after free flaws), and they all allow attackers to elevated their privilege to SYSTEM on compromised Windows and Windows Server machines. They affect a component of … More →
newswww.helpnetsecurity.comJan 14, 2025, 8:57 PM - https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21395msrc.microsoft.com
No excerpt available.
Vendor Advisorymsrc.microsoft.comJan 14, 2025, 6:16 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-2025-21186CVSS 7.8 · High
Microsoft Access Remote Code Execution Vulnerability
- CVE-2026-40364CVSS 8.4 · High
Access of resource using incompatible type ('type confusion') in Microsoft Office Word allows an unauthorized attacker to execute code locally.
- CVE-2026-40363CVSS 8.4 · High
Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally.
- CVE-2026-40362CVSS 7.8 · High
Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
- CVE-2026-26108CVSS 7.8 · High
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
- CVE-2026-21259CVSS 7.8 · High
Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to elevate privileges locally.