CVE-2026-109270 ImageMagick before 7.1.2-32 Memory Leak via -process Option
Attackers can exhaust memory and degrade service availability by repeatedly invoking the -process option with crafted arguments in ImageMagick.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-109270?
CVE-2026-109270 is a medium-severity denial of service vulnerability in ImageMagick, published on 12 Oct 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
ImageMagick before 7.1.2-32 contains a memory leak vulnerability in the -process option that allows attackers to cause unreleased memory allocations by supplying certain arguments. Attackers can repeatedly invoke the -process option with crafted arguments to gradually exhaust memory and degrade service availability.
Weakness: CWE-401
Which versions are affected by CVE-2026-109270?
How do I fix CVE-2026-109270?
Upgrade to a fixed version.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2026-109270 being exploited?
There is no known exploitation of CVE-2026-109270 in the wild and no public exploit code.
Sources
Also known as DEBIAN-CVE-2026-109270, ECHO-ac43-555f-0f60, GHSA-f32c-2v6j-wvh5, GHSA-qrq6-phpr-492q, UBUNTU-CVE-2026-109270.