CVE-2026-78454: Windows CD-ROM Driver Information Disclosure Vulnerability
Out-of-bounds read in Windows CD-ROM Driver allows an authorized attacker to disclose information locally.
Other sources
Windows CD-ROM Driver Information Disclosure Vulnerability
— Microsoft
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.14393.9512Patch KB5123099 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.26100.9445Patch KB5124008 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.28000.2954Patch KB5124012 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.22631.7582Patch KB5122880 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.26200.9445Patch KB5124008 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.19045.7725Patch KB5122878 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.19044.7725Patch KB5122878 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.17763.9245Patch KB5122876
Event History
Frequently Asked Questions
What level of access does an attacker need to exploit this issue?
An attacker must already be authorized on the affected system and exploit the flaw locally. The available data does not indicate that remote exploitation or user interaction is required.
What is the potential impact if exploitation succeeds?
Successful exploitation can disclose information from the affected system. The provided severity vector indicates high confidentiality impact, with no stated integrity or availability impact.
Which systems are identified as affected?
The affected software list includes Microsoft Windows 10, Windows 11, Windows Server 2016, and Windows Server 2019.