CVE-2026-109281 ImageMagick 7.1.0-21 before 7.1.2-32 Heap Buffer Over-Read via -fx Option
Attackers can read out-of-bounds heap memory via crafted -fx expressions in ImageMagick, potentially disclosing sensitive information.
- 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-2026-109281?
CVE-2026-109281 is a medium-severity 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 7.1.0-21 before 7.1.2-32 contains a heap buffer over-read in its handling of the -fx option, where a certain -fx operation reads beyond the bounds of an allocated heap buffer in specific situations. Attackers who can get a crafted -fx expression processed can read out-of-bounds heap memory, potentially disclosing limited memory contents.
Weakness: CWE-125
Which versions are affected by CVE-2026-109281?
How do I fix CVE-2026-109281?
Upgrade to a fixed version.
Is CVE-2026-109281 being exploited?
There is no known exploitation of CVE-2026-109281 in the wild and no public exploit code.
Sources
Also known as DEBIAN-CVE-2026-109281, ECHO-4215-b2d9-51ea, GHSA-8hfc-qgqf-ghwj, GHSA-cvgp-q487-j22w, UBUNTU-CVE-2026-109281.