CVE-2026-109676 FreeRDP 3.0.0-beta1 before 3.32.0 Use-After-Free via Smartcard Connect
Attackers can trigger a use-after-free in FreeRDP smartcard handling, potentially leading to memory corruption, code execution, or crashes.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2026-109676?
CVE-2026-109676 is a high-severity use after free vulnerability in FreeRDP, published on 13 Oct 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
FreeRDP from 3.0.0-beta1 before 3.32.0 contains a use-after-free vulnerability in smartcard handling that allows attackers to access a freed smartcard handle object after an invalid connect operation. Attackers can trigger an invalid smartcard connect operation to cause reuse of the freed handle, leading to memory corruption or crashes.
Weakness: CWE-416
Which versions are affected by CVE-2026-109676?
How do I fix CVE-2026-109676?
Upgrade to a fixed version.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is CVE-2026-109676 being exploited?
There is no known exploitation of CVE-2026-109676 in the wild and no public exploit code.
Sources
Also known as DEBIAN-CVE-2026-109676, GHSA-369h-7h2p-4685, GHSA-q4hc-p825-q7j9, UBUNTU-CVE-2026-109676.