Home

Description

Windows Universal Disk Format File System Driver (UDFS) Elevation of Privilege Vulnerability

PUBLISHED Reserved 2026-06-01 | Published 2026-07-14 | Updated 2026-07-14 | Assigner microsoft




HIGH: 7.3CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

Problem types

CWE-191: Integer Underflow (Wrap or Wraparound)

CWE-122: Heap-based Buffer Overflow

Product status

10.0.14393.0 (custom) before 10.0.14393.9339
affected

10.0.17763.0 (custom) before 10.0.17763.9020
affected

10.0.19044.0 (custom) before 10.0.19044.7548
affected

10.0.19045.0 (custom) before 10.0.19045.7548
affected

10.0.26100.0 (custom) before 10.0.26100.8875
affected

10.0.26200.0 (custom) before 10.0.26200.8875
affected

10.0.28000.0 (custom) before 10.0.28000.2525
affected

6.2.9200.0 (custom) before 6.2.9200.26226
affected

6.2.9200.0 (custom) before 6.2.9200.26226
affected

6.3.9600.0 (custom) before 6.3.9600.23291
affected

6.3.9600.0 (custom) before 6.3.9600.23291
affected

10.0.14393.0 (custom) before 10.0.14393.9339
affected

10.0.14393.0 (custom) before 10.0.14393.9339
affected

10.0.17763.0 (custom) before 10.0.17763.9020
affected

10.0.17763.0 (custom) before 10.0.17763.9020
affected

10.0.20348.0 (custom) before 10.0.20348.5386
affected

10.0.26100.0 (custom) before 10.0.26100.33158
affected

10.0.26100.0 (custom) before 10.0.26100.33158
affected

References

msrc.microsoft.com/update-guide/vulnerability/CVE-2026-49790 (Windows Universal Disk Format File System Driver (UDFS) Elevation of Privilege Vulnerability) vendor-advisory patch

cve.org (CVE-2026-49790)

nvd.nist.gov (CVE-2026-49790)

Download JSON