CVE-2026-56711 VLC media player 3.0.0 through 3.0.23 memory corruption vulnerability
Attackers can execute arbitrary code or crash VLC by tricking users into opening crafted media files.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2026-56711?
CVE-2026-56711 is a high-severity memory corruption vulnerability in VideoLAN VLC media player, published on 9 Sep 2026. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
VLC media player versions 3.0.0 through 3.0.23 contain a memory-safety vulnerability reachable when processing crafted media. Exploitation requires user interaction and may result in application termination or code execution with the privileges of the VLC process.
Which versions are affected by CVE-2026-56711?
Linux distribution packages (1)
vlc openSUSE:Tumbleweed | All versions | 3.0.24-1.1 |
How do I fix CVE-2026-56711?
Upgrade to a fixed version.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2026-56711 being exploited?
There is no known exploitation of CVE-2026-56711 in the wild and no public exploit code.
Sources
Also known as DEBIAN-CVE-2026-56711, GHSA-35jx-w2j3-h2m2, UBUNTU-CVE-2026-56711, openSUSE-SU-2026:11910-1.