Heap-Based Buffer Overflow in VTK DICOM Library by Kitware
CVE-2026-22879

8.1HIGH

Key Information:

Vendor

Vtk

Status
Vtk
Vendor
CVE Published:
25 June 2026

What is CVE-2026-22879?

The VTK DICOM Library, developed by Kitware, contains a vulnerability in the vtkDICOMItem::NewDataElement function. This weak point is characterized by a heap-based buffer overflow, which could be exploited by malicious actors to execute arbitrary code, leading to potential disruptions and data compromise. Users are advised to patch their installations promptly to mitigate risks associated with this security flaw.

Affected Version(s)

vtk 9.5.2

References

https://talosintelligence.com/vulnerability_reports/TALOS...

CVSS V3.1

Score:
8.1
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Discovered by Emmanuel Tacheau of Cisco Talos
.