CVE-2026-97851 J4Care dcm4che Missing Authorization
Attackers can delete DICOM objects from storage by changing location records to deletion states without proper authorization.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-97851?
CVE-2026-97851 is a high-severity missing authorization vulnerability in J4Care dcm4chee-arc-light, published on 16 Oct 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The storage status-change REST service allows location records still associated with DICOM instances to be changed to deletion-related states. Changing a location to TO_DELETE causes PurgeStorageScheduler to delete the referenced object from storage even though the corresponding instance record remains in the database.
Weakness: CWE-862
Which versions are affected by CVE-2026-97851?
How do I fix CVE-2026-97851?
No fix has been published for CVE-2026-97851 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2026-97851 being exploited?
There is no known exploitation of CVE-2026-97851 in the wild and no public exploit code.