CVE-2026-70579
Windows Mobile Broadband Information Disclosure Vulnerability
Out-of-bounds read in Windows Mobile Broadband allows an unauthorized attacker to disclose information over a network.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Windows Mobile Broadband Information Disclosure Vulnerability
Out-of-bounds read in Windows Mobile Broadband allows an unauthorized attacker to disclose information over a network.
- Record
CVE-2026-70579- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C - Weakness
- CWE-125
- Updated
- 2026-11-10
EUVDEUVD-2026-73656
Out-of-bounds read in Windows Mobile Broadband allows an unauthorized attacker to disclose information over a network.
- Record
EUVD-2026-73656- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C - Updated
- 2026-11-10
GitHub AdvisoriesGHSA-cc73-m23h-8xr8
Out-of-bounds read in Windows Mobile Broadband allows an unauthorized attacker to disclose...
Out-of-bounds read in Windows Mobile Broadband allows an unauthorized attacker to disclose information over a network.
- Record
GHSA-cc73-m23h-8xr8- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-125
- Updated
- 2026-11-02
NVD
Out-of-bounds read in Windows Mobile Broadband allows an unauthorized attacker to disclose information over a network.
- Record
CVE-2026-70579- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-125
- Updated
- 2026-11-02
Affected products
- microsoft windows 10 version 21h2
- microsoft windows 10 version 22h2
- microsoft windows 11 version 23h2
- microsoft windows 11 version 24h2
- microsoft windows 11 version 25h2
- microsoft windows 11 version 26h1
- microsoft windows 10 21h2
- microsoft windows 10 22h2
- microsoft windows 11 23h2
- microsoft windows 11 24h2
- microsoft windows 11 25h2
- microsoft windows 11 26h1
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | EUVD | |
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-70579 is a high vulnerability (CVSS 7.5) in Microsoft Windows 10 Version 21h2, published September 8, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.03%, the 64th percentile. No source names a fixed version.