CVE-2026-22853

UNKNOWN 0.0

FreeRDP has a heap-buffer-overflow in ndr_read_uint8Array

CVSS Score

0.0

EPSS Score

0.0%

EPSS Percentile

0th

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.20.1, RDPEAR’s NDR array reader does not perform bounds checking on the on‑wire element count and can write past the heap buffer allocated from hints, causing a heap buffer overflow in ndr_read_uint8Array. This vulnerability is fixed in 3.20.1.

CWE	CWE-787
Vendor	freerdp
Product	freerdp
Published	Jan 14, 2026
Last Updated	Feb 26, 2026

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Affected Versions

FreeRDP / FreeRDP

< 3.20.1

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-47v9-p4gp-w5ch github.com: https://github.com/FreeRDP/FreeRDP/releases/tag/3.20.1