CVE-2026-45639

highCVSS 7.5covered by 1 sourcefirst seen 2026-06-09

Out-of-bounds read in Windows RDP allows an unauthorized attacker to disclose information over a network.

CSIRTS triage

What: An out-of-bounds read in Windows RDP allows unauthorized information disclosure over a network.
Who is affected: Users of Windows RDP are affected by this vulnerability.
Urgency: Remediation is urgent due to the high severity of the vulnerability.
Action: Users should apply the necessary updates to Windows RDP.

AI-assisted analysis generated from the source advisory — verify against the original.

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Low exploitation risk0.87% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 55% of all EPSS-scored CVEs.

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