CVE•Published 2026-07-17•Modified 2026-07-22•0 articles on news•4 live references•NVD data

CVE-2026-56171Microsoft · Remote_desktop_web_client

Vulnerability data via NVD (ingested)

CVSS v3.1

7.1

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:N

EPSS percentile

Exploit Prediction Scoring System · top 57% of all CVEs

Weaknesses (CWE)

CWE-359Exposure of Private Personal Information to an Unauthorized Actor

Description

Exposure of private personal information to an unauthorized actor in Windows RDP allows an unauthorized attacker to disclose information over a network.

Timeline

Published 2026-07-17

Modified 2026-07-22

External references

NVD MITRE Exploit-DB VulnCheck

Search for exposed instances

Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common). Live host counts are a Premium feature.

Shodan · vuln tag

vuln:CVE-2026-56171

Hosts Shodan has explicitly fingerprinted as vulnerable.

Shodan · product

product:"Microsoft Remote Desktop Web Client"

All exposed Microsoft Remote Desktop Web Client instances — cross-reference with the CVE's affected-version range.

Shodan · banner/body mention

http.html:"Remote Desktop Web Client"

HTTP body or banner mentions "Remote Desktop Web Client" — catches deploys Shodan didn't identify as a product.

More intel sources (5)

Shodan report

vuln:CVE-2026-56171