CVE-2026-61921 in Windows

Summary

by MITRE • 08/11/2026

Out-of-bounds read in Remote Desktop Client allows an unauthorized attacker to disclose information over a network.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

• Responsible: Microsoft
• Reservation: 07/13/2026
• Disclosure: 08/11/2026
• Moderation: accepted
• Entry: VDB-388267
• CPE: ready
• CWE: CWE-125 (confirmed)
• CVSS: 5.3 (VulDB)
• EPSS: 0.00000
• KEV: no
• Activities: very low
• Sector: Police, Insurance, ...

Sources

• MITRE: https://www.cve.org/CVERecord?id=CVE-2026-61921
• NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-61921
• CVE Details: https://www.cvedetails.com/cve/CVE-2026-61921/