CVE-2026-69340
Heap-based buffer overflow in Windows NTFS allows an authorized attacker to elevate privileges over a network.
Scoring
- Severity
- HIGH
- CVSS base score
- 7.1
- CVSS vector
- CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
- EPSS probability
- 0.52%
- CWE
- CWE-122, CWE-125
- Published
- 2026-09-08
- Last modified
- 2026-09-16
Affected products
- Microsoft Windows 10 Version 1607
- Microsoft Windows 10 Version 1809
- Microsoft Windows 10 Version 21H2
- Microsoft Windows 10 Version 22H2
- Microsoft Windows 11 version 23H2
- Microsoft Windows 11 Version 23H2
- Microsoft Windows 11 Version 24H2
- Microsoft Windows 11 Version 25H2
Weakness type
Related vulnerabilities
- CVE-2026-78948 — Buffer overflow in WebGL in Google Chrome prior to 152.0.7977.65 allowed a remote attacker to execute arbitrary code out
- CVE-2026-87654 — Buffer overflow in ANGLE in Google Chrome on on Windows prior to 153.0.8010.36 allowed a remote attacker to execute arbi
- CVE-2026-87527 — Buffer overflow in WebGL in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to execute arbitrary code out
- CVE-2026-79130 — Buffer overflow in ANGLE in Google Chrome prior to 152.0.7977.65 allowed a remote attacker to execute arbitrary code out
- CVE-2026-17758 — Heap buffer overflow in Dawn in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to potentially perform a
- CVE-2026-17680 — Heap buffer overflow in Color in Google Chrome on ChromeOS prior to 151.0.7922.72 allowed a remote attacker who had comp
- CVE-2026-87579 — Buffer overflow in WebRTC in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to execute arbitrary code in
- CVE-2026-87430 — Buffer overflow in WebRTC in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to potentially execute arbit