What is CVE-2026-22879?

CVE-2026-22879 is a high-severity vulnerability in Vtk, classified under Improper Validation of Array Index. CVSS score: 8.1/10. Published 2026-06-25.

How severe is CVE-2026-22879?

High severity. CVSS v3 base score is 8.1 out of 10.

Vulnerability in Vtk

CVE-2026-22879

vtk vtk-dicom vtkDICOMItem::NewDataElement heap-based buffer overflow vulnerability

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Vtk — versions 9.5.2

Weakness classification (CWE)

CWE-129 — Improper Validation of Array Index

References

talos-cna@cisco.com
af854a3a-2127-422b-91ae-364da2661108

Frequently asked questions

What is CVE-2026-22879?: CVE-2026-22879 is a high-severity vulnerability in Vtk, classified under Improper Validation of Array Index. CVSS score: 8.1/10. Published 2026-06-25.
How severe is CVE-2026-22879?: High severity. CVSS v3 base score is 8.1 out of 10.