CVE-2026-44628 OFFIS DCMTK Toolkit Type Confusion
An unauthenticated attacker can crash the DCMTK worklist server via a crafted query, requiring specific server configuration and data.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-44628?
CVE-2026-44628 is a high-severity memory corruption vulnerability in OFFIS DICOM DCMTK Toolkit, published on 30 Jun 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
An unauthenticated attacker can crash the worklist server with a single crafted query when the server has a valid Called AE Title / storage directory, the expected lockfile, and at least one matching worklist record.
Weakness: CWE-843
Which versions are affected by CVE-2026-44628?
How do I fix CVE-2026-44628?
Apply the vendor's patch.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2026-44628 being exploited?
There is no known exploitation of CVE-2026-44628 in the wild and no public exploit code.
Sources
Also known as DEBIAN-CVE-2026-44628, GHSA-gh96-6fq7-wjh8, UBUNTU-CVE-2026-44628.