CVE-2026-9535

HIGH 8.2

CVSS Score

8.2

EPSS Score

0.3%

EPSS Percentile

18th

A out-of-bounds read vulnerability exists in the vtkChacoReader InputGraph2 functionality of vtk (version(s): 9.6.1). A specially crafted chaco can lead to an out-of-bounds read. An attacker can provide a malicious file to trigger this vulnerability.

CWE	CWE-125
Vendor	vtk
Product	vtk
Published	Oct 29, 2026
Last Updated	Oct 30, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

High

Affected Versions

vtk / vtk

9.6.1

References

NVD ↗ CVE.org ↗ EPSS Data ↗

talosintelligence.com: https://talosintelligence.com/vulnerability_reports/TALOS-2026-2423 vtk.org: https://vtk.org/download/

Credits

Discovered by Emmanuel Tacheau of Cisco Talos