What is CVE-2026-5663?

CVE-2026-5663 is a high-severity vulnerability in Offis Dcmtk, classified under OS Command Injection. CVSS score: 7.3/10. Published 2026-04-06.

How severe is CVE-2026-5663?

High severity. CVSS v3 base score is 7.3 out of 10.

RCE in Offis Dcmtk

CVE-2026-5663

A security flaw has been discovered in OFFIS DCMTK up to 3.7.0. This impacts the function executeOnReception/executeOnEndOfStudy of the file dcmnet/apps/storescp.cc of the component storescp. Performing a manipulation results in os command…

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.004 (60.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:X/RL:O/RC:C.

Affected products

Offis Dcmtk — versions 3.0, 3.1, 3.2

Weakness classification (CWE)

References

VDB-355486 | OFFIS DCMTK storescp storescp.cc executeOnEndOfStudy os command injection (vdb-entry, technical-description)
VDB-355486 | CTI Indicators (IOB, IOC, TTP, IOA) (signature, permissions-required)
Submit #786061 | OFFIS DCMTK up to 3.7.0 OS Command Injection (third-party-advisory)
machinespirits.com/advisory/2e1627/ (related)
support.dcmtk.org/redmine/issues/1194 (issue-tracking)
github.com/DCMTK/dcmtk/commit/edbb085e45788dccaf0e64d71534cfca925784b8 (patch)

Frequently asked questions

What is CVE-2026-5663?: CVE-2026-5663 is a high-severity vulnerability in Offis Dcmtk, classified under OS Command Injection. CVSS score: 7.3/10. Published 2026-04-06.
How severe is CVE-2026-5663?: High severity. CVSS v3 base score is 7.3 out of 10.