CVE-2026-50383
Windows Print Spooler Information Disclosure Vulnerability
Buffer over-read in Windows Print Spooler Components allows an authorized attacker to disclose information locally.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
Windows Print Spooler Information Disclosure Vulnerability
Buffer over-read in Windows Print Spooler Components allows an authorized attacker to disclose information locally.
- Record
CVE-2026-50383- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:L/E:U/RL:O/RC:C - Weakness
- CWE-126
- Updated
- 2026-11-02
EUVDEUVD-2026-43953
Buffer over-read in Windows Print Spooler Components allows an authorized attacker to disclose information locally.
- Record
EUVD-2026-43953- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:L/E:U/RL:O/RC:C - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-8jjv-cw3q-wm8p
Buffer over-read in Windows Print Spooler Components allows an authorized attacker to disclose...
Buffer over-read in Windows Print Spooler Components allows an authorized attacker to disclose information locally.
- Record
GHSA-8jjv-cw3q-wm8p- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:L - Weakness
- CWE-126
- Updated
- 2026-11-02
NVD
Buffer over-read in Windows Print Spooler Components allows an authorized attacker to disclose information locally.
- Record
CVE-2026-50383- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:L - CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-126
- Updated
- 2026-11-02
Affected products
- microsoft windows 10 version 1809
- microsoft windows 10 version 21h2
- microsoft windows 10 version 22h2
- microsoft windows 11 version 24h2
- microsoft windows 11 version 25h2
- microsoft windows 11 version 26h1
- microsoft windows server 2019
- microsoft windows server 2019 (server core installation)
- microsoft windows server 2022
- microsoft windows server 2025
- microsoft windows server 2025 (server core installation)
- microsoft windows 10 1809
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-50383 is a medium vulnerability (CVSS 6.1) in Microsoft Windows 10 Version 1809, published July 14, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.40%, the 34th percentile. No source names a fixed version.