# CVE-2026-42218

## Summary

- **CVE ID:** CVE-2026-42218
- **Severity:** MEDIUM
- **CVSS Score:** 5.3 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N)
- **CWE:** CWE-204
- **Published:** Jul 20, 2026
- **Last Modified:** Jul 20, 2026

## Description

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.

## Affected Products

- neutrinolabs — xrdp (< 0.10.6.1)

## References

- [CNA](https://github.com/neutrinolabs/xrdp/security/advisories/GHSA-3wr5-fwmh-qh34)
- [CNA](https://github.com/neutrinolabs/xrdp/releases/tag/v0.10.6.1)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.25%
- **EPSS Percentile:** 16.4

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-11._