CVE-2026-22855 | THREATINT

Description

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.20.1, a heap out-of-bounds read occurs in the smartcard SetAttrib path when cbAttrLen does not match the actual NDR buffer length. This vulnerability is fixed in 3.20.1.

PUBLISHED Reserved 2026-01-12 | Published 2026-01-14 | Updated 2026-01-14 | Assigner GitHub_M

MEDIUM: 5.6CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:P/VC:H/VI:N/VA:H/SC:N/SI:N/SA:N/E:P

Problem types

CWE-125: Out-of-bounds Read

Product status

< 3.20.1

affected

References

github.com/...reeRDP/security/advisories/GHSA-rwp3-g84r-6mx9

github.com/FreeRDP/FreeRDP/releases/tag/3.20.1

cve.org (CVE-2026-22855)

nvd.nist.gov (CVE-2026-22855)

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