What is CVE-2026-68887?

CVE-2026-68887 is a high-severity vulnerability in Microsoft Windows 10 1607, classified under Out-of-bounds Read. CVSS score: 7.5/10. Published 2026-09-08.

How severe is CVE-2026-68887?

High severity. CVSS v3 base score is 7.5 out of 10.

Out-of-bounds Read in Microsoft Windows 10 1607

CVE-2026-68887

Out-of-bounds read in Windows Message Queuing Queue Manager allows an unauthorized attacker to deny service over a network.

Vulnerability class: Buffer Overflow

Published 2026-09-08 · last modified 2026-09-24.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.012 (67.3th percentile), scored 2026-10-24.

Low probability of exploitation in the next 30 days, but still tracked. 67th percentile — 67.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-125 — Out-of-bounds Read

References

Windows Message Queuing Queue Manager Denial of Service Vulnerability (vendor-advisory, Patch, patch, Vendor Advisory)

Frequently asked questions

What is CVE-2026-68887?: CVE-2026-68887 is a high-severity vulnerability in Microsoft Windows 10 1607, classified under Out-of-bounds Read. CVSS score: 7.5/10. Published 2026-09-08.
How severe is CVE-2026-68887?: High severity. CVSS v3 base score is 7.5 out of 10.