CVE-2026-83798
Improper verification of cryptographic signature in Windows Update Stack allows an authorized attacker to perform spoofing locally.
- CVSS 3.1
- 5.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N - EPSS
- 0.2% chance of exploitation in the next 30 days; higher than 15% of CVEs (scores of 2026-10-25)
- CWEs
- CWE-20, CWE-347
- Published
- Modified
- Record from
- the NVD, synced