CVE-2026-42973
Use of uninitialized resource in Windows Push Notifications allows an authorized attacker to disclose information locally.
CSIRTS triage
- What
- An authorized attacker can disclose information locally due to the use of uninitialized resources.
- Who is affected
- Authorized users of Windows Push Notifications are affected.
- Urgency
- Remediation is medium urgency due to the potential for information disclosure.
- Action
- Apply the latest security updates from Microsoft.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.40% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 32% of all EPSS-scored CVEs.
Advisory coverage (1)
- mediumCVE-2026-42973: Windows Push Notification Information Disclosure Vulnerabilitymsrc · 2026-06-09
External references
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