CVE-2026-110839 FreeRDP - Denial of Service

FreeRDP < 3.32.0 built with WINPR_UTILS_IMAGE_JPEG=ON contains a heap-based out-of-bounds write caused by incorrect buffer sizing in winpr_convert_from_jpeg, letting malicious RDP servers crash clients via clipboard redirection with grayscale JPEGs.

CVSS base score 7.1 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
View the NVD record ↗

Details

Type
Denial of Service
Impact
Denial Of Service
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H
Published
14 October 2026
Updated
15 October 2026
Weakness
CWE-787

Vendor fix

Update to version 3.32.0 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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