MEDIUM 5.3 NVD
CVE-2026-121397
FreeRDP before 3.32.2 contains a heap buffer over-read vulnerability in save_png_to_buffer() that allows malicious RDP servers to leak client memory by sending
FreeRDP before 3.32.2 contains a heap buffer over-read vulnerability in save_png_to_buffer() that allows malicious RDP servers to leak client memory by sending 16 bpp DIB clipboard data. Attackers can offer a CF_DIB BI_BITFIELDS image that, when converted to PNG for a local application, embeds client heap bytes into the clipboard image.
Affected Products
- freerdp/freerdp
References
- https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-x7w3-32ch-x2jq
- https://www.vulncheck.com/advisories/freerdp-before-3.32.2-heap-over-read-via-winpr-save-p
- https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-x7w3-32ch-x2jq
This medium severity vulnerability with a CVSS score of 5.3 was published on 2026-11-03 via NVD. Affected: freerdp/freerdp.
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