Double Free Affecting freerdp/freerdp package, versions [,3.28.0)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-UNMANAGED-FREERDPFREERDP-21192325
- published18 Oct 2026
- disclosed19 Aug 2026
- creditUnknown
Introduced: 19 Aug 2026
CVE-2026-63652 (opens in a new tab)How to fix?
Upgrade freerdp/freerdp to version 3.28.0 or higher.
Overview
Affected versions of this package are vulnerable to Double Free via the rdpsnd_server_recv_formats function when processing a malformed Client Audio Formats PDU. An attacker can cause the server to terminate and potentially trigger heap corruption by sending specially crafted data that results in a double-free condition.