CVE-2026-88226: microsoft windows_10_1607 Out-of-bounds Read
CVSS: 4.6v3.1MediumAnalyzed
Published 13-10-2026Last modified 20-10-2026
Vulnerability summary
CVE-2026-88226 is a medium (CVSS 4.6) Out-of-bounds Read vulnerability in microsoft windows_10_1607. EPSS estimates a 0.45% chance of exploitation in the next 30 days, higher than 37.6% of scored vulnerabilities.
CVSS score
4.6/10
010
Medium · v3.1 (CVE.org)EPSS score
0.45%
0%100%
Low · Change unavailableKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 13-10-2026PublishedVulnerability first disclosed.
- 20-10-2026Last modifiedVulnerability information updated.
Description
Out-of-bounds read in Windows Storage Port Driver allows an unauthorized attacker to disclose information with a physical attack.
CVSS metrics
2 scores · 2 sources · 1 versionMedium 4.6Preferred score · CVE.org (CNA)
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:CSourcesAll 2 agree
- NVDNIST4.6MediumCVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS trend
Probability
0.45%
Chance of exploitation in the next 30 days
Percentile
38%
Versus all other CVEs
30-day change
Change unavailable
Change unavailable
14-10-202620-10-2026
EPSS score0.45%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Microsoft29 products
- windows_10_1607< 10.0.14393.9612
- windows_10_1809< 10.0.17763.9376
- windows_10_21h2< 10.0.19044.7807
- windows_10_22h2< 10.0.19045.7807
- windows 10 version 1607≥ 10.0.14393.0, < 10.0.14393.9612
1 vendor · 29 products
