What is CVE-2026-41252?

CVE-2026-41252 is a critical-severity vulnerability in Neutrinolabs Xrdp, classified under Heap-based Buffer Overflow. CVSS score: 9.8/10. Published 2026-07-20.

How severe is CVE-2026-41252?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Buffer overflow in Neutrinolabs Xrdp

CVE-2026-41252

xrdp is an open source RDP server. Versions 0.10.6 and prior contain a missing bounds check in xrdp, which allows a heap-based buffer overflow when operating in vnc-any mode. The issue occurs during the handling of RFB protocol color map m…

Vulnerability class: Buffer Overflow

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Neutrinolabs Xrdp — versions < 0.10.6.1

Weakness classification (CWE)

CWE-122 — Heap-based Buffer Overflow

References

security-advisories@github.com (x_refsource_CONFIRM)
security-advisories@github.com (x_refsource_MISC)

Frequently asked questions

What is CVE-2026-41252?: CVE-2026-41252 is a critical-severity vulnerability in Neutrinolabs Xrdp, classified under Heap-based Buffer Overflow. CVSS score: 9.8/10. Published 2026-07-20.
How severe is CVE-2026-41252?: Critical severity. CVSS v3 base score is 9.8 out of 10.