Patch Forecast
Amber warning
Patch this week.

CVE-2026-102850

Microsoft 365 Apps: heap buffer overflow

Risk score
68/100
CVSS
8.8 v3.1
Exploit chance (30 days)
0.6%
Published
13 Oct 2026

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What to know

What it is
Heap-based buffer overflow in Microsoft Office Access allows an unauthorized attacker to execute code over a network.
Affected
Microsoft 365 Apps
Fix
Apply the vendor's security update; see the linked advisory.
Exploitation
No known exploitation

Why it is Amber

  • CVSS 8.8 high
  • Remotely exploitable without logging in

References

Original description

Heap-based buffer overflow in Microsoft Office Access allows an unauthorized attacker to execute code over a network.

Last activity 13 Oct 2026. Patch Forecast updates every hour.