CVE-2026-67305

unknowncovered by 1 sourcefirst seen 2026-08-01

FreeRDP Windows client before 3.29.0 contains a heap buffer overflow vulnerability in the clipboard virtual channel when processing CLIPRDR_FILE_CONTENTS_RESPONSE PDUs without validating the server-provided size against the destination buffer. A malicious RDP server can send a response with a data payload significantly larger than requested, causing arbitrary heap memory corruption that may enable remote code execution when a user performs a paste operation.

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Advisory coverage (1)

unknownCVE-2026-67305: FreeRDP Windows client before 3.29.0 contains a heap buffer overflow vulnerability in the clip…nvd · 2026-08-01

External references

NVD record for CVE-2026-67305

CVE.org record

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