Buffer Over-read Affecting neutrinolabs/xrdp package, versions [,0.10.6.1)


Severity

Recommended
0.0
medium
0
10

CVSS assessment by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.31% (23rd percentile)

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  • Snyk IDSNYK-UNMANAGED-NEUTRINOLABSXRDP-18188133
  • published22 Jul 2026
  • disclosed20 Jul 2026
  • creditUnknown

Introduced: 20 Jul 2026

CVE-2026-55238  (opens in a new tab)
CWE-126  (opens in a new tab)

How to fix?

Upgrade neutrinolabs/xrdp to version 0.10.6.1 or higher.

Overview

Affected versions of this package are vulnerable to Buffer Over-read via the processing of RDP Confirm Active PDU during the capability negotiation phase, due to insufficient length validation for specific capability sets. An attacker can cause the termination of the service by sending a specially crafted RDP packet containing malformed capability data, resulting in out-of-bounds memory reads.

CVSS Base Scores

version 4.0
version 3.1