CVE-2026-45639
HighCVSS 7.5Exploitation Probability (EPSS)
Elevated risk55th percentile - higher than 55% of all known CVEs
Summary
Windows RDP contains an out-of-bounds read vulnerability that allows an unauthorized attacker to disclose information over a network.
Risk Assessment
Risk includes leakage of sensitive information from system memory, potentially leading to disclosure of confidential data or further attacks.
Recommendation
Apply security updates from Microsoft that fix this vulnerability.
Other vulnerabilities in Windows RDP
See all- CVE-2026-56190Critical
Use of uninitialized resource in Windows RDP allows an unauthorized attacker to execute code over a network.
- CVE-2026-56171High
Vulnerability in Windows RDP allows an unauthorized attacker to disclose private personal information over a network. The attacker can intercept data transmitted during an RDP session.
- CVE-2026-58594High
Integer overflow or wraparound in Windows RDP allows an unauthorized attacker to execute code over a network.
- CVE-2026-58546Medium
Uninitialized resource in Windows RDP allows an unauthorized attacker to disclose information over a network.
- CVE-2026-58539Medium
Out-of-bounds read in Windows RDP allows an unauthorized attacker to disclose information over a network.
- CVE-2026-58535Medium
Use of uninitialized resource in Windows RDP allows an unauthorized attacker to disclose information over a network.
- CVE-2026-58533Medium
Use of uninitialized resource in Windows RDP allows an unauthorized attacker to disclose information over a network.
- CVE-2026-57982Medium
Use of uninitialized resource in Windows RDP allows an authenticated attacker to disclose information over a network.
- CVE-2026-54126Medium
An out-of-bounds read vulnerability exists in Windows RDP. An unauthorized attacker can exploit this to disclose information remotely over the network.
- CVE-2026-50445Medium
A buffer over-read vulnerability exists in Windows RDP. An unauthorized attacker can exploit this to disclose information remotely over the network.
Original NVD description (English source)
Out-of-bounds read in Windows RDP allows an unauthorized attacker to disclose information over a network.