CVE-2026-56171

HIGH
MEDIUM Priority: 0.05 BB Relevance: 64/100
Published: 2026-07-17 Modified: 2026-10-28 First seen: 2026-10-29 Status: active

Attack Surface

Network Low Complexity No Auth Conf. Impact

CVSS Vector Breakdown

AV: Network
AC: Low
PR: None
UI: Required
S: Unchanged
C: High
I: Low
A: None

Description

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

Affected Software (3)

VendorProductVersion
Microsoft Remote Desktop Web Client 2.0.0.0 < 2.1.65.2
microsoft remote_desktop_web_client < 2.1.65.2
microsoft windows_admin_center < 2606

References & Advisories (1)

Bug Bounty Relevance

64 / 100
✓ Network accessible
✓ No authentication
✓ Low complexity

CVSS Score

7.1 / 10.0 v3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:N/E:U/RL:O/RC:C

EPSS — Exploitation Probability

0.66%
Raw Score 0.006600
Percentile 51.5%
Date 2026-10-29

EPSS Trend

2026-10-29
0.00660
2026-10-28
0.00660

Intelligence Sources

mitre ref →