CVE-2026-42218

EUVD-2026-46024
xrdp is an open source RDP server. Versions 0.10.6 and prior contain a timing side-channel vulnerability in the login interface. Due to a discrepancy in response processing times, a remote attacker can infer the existence of a username on the system, leading to unauthorized information disclosure via username enumeration. This issue has been fixed in version 0.10.6.1.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
5.3 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 16.23%
Affected Products (NVD)
VendorProductVersion
neutrinolabsxrdp
𝑥
< 0.10.6.1
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
xrdp
bookworm
0.9.21.1-1+deb12u2
fixed
bookworm (security)
0.9.21.1-1+deb12u3
fixed
bullseye
0.9.21.1-1~deb11u1
fixed
bullseye (security)
0.9.21.1-1~deb11u4
fixed
forky
0.10.6.1-2
fixed
sid
0.10.6.1-2
fixed
trixie
vulnerable
trixie (security)
0.10.1-3.1+deb13u2
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
xrdp
bionic
needs-triage
focal
needs-triage
jammy
needs-triage
noble
needs-triage
questing
ignored
resolute
needs-triage
trusty
needs-triage
xenial
needs-triage
Common Weakness Enumeration
References
https://github.com/neutrinolabs/xrdp/releases/tag/v0.10.6.1
https://github.com/neutrinolabs/xrdp/security/advisories/GHSA-3wr5-fwmh-qh34