CVE-2025-57108: Kitware VTK (Visualization Toolkit) through 9.5.0 contains a heap use-after-free vulnerability in vtkGLTFDocum

Q: How do I fix CVE-2025-57108?

vtk: upgrade to newer than 9.5.0. Exact commands for each OS are on this page.

Q: Is CVE-2025-57108 being exploited?

CVE-2025-57108 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2025-57108 affect?

CVE-2025-57108 affects vtk. Severity is critical (CVSS 9.8). Kitware VTK (Visualization Toolkit) through 9.5.0 contains a heap use-after-free vulnerability in vtkGLTFDocumentLoader. The vulnerability manifests during mesh object copy operations where vector members are accessed after the underlying m

Q: How urgent is CVE-2025-57108?

Priority 53/100. Critical severity; Public exploit reference; Remotely exploitable, no login, no user action

This week

CRITICAL 9.8REMOTEUPGRADE

CVE-2025-57108 is a critical-severity flaw (CVSS 9.8) affecting vtk. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Kitware VTK (Visualization Toolkit) through 9.5.0 contains a heap use-after-free vulnerability in vtkGLTFDocumentLoader. The vulnerability manifests during mesh object copy operations where vector members are accessed after the underlying memory has been freed, specifically when handling GLTF files with corrupted or invalid mesh reference structures.

Why this priority

Critical severity
Public exploit reference
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.4% (top 66%)
CISA exploited list	No
Weakness	CWE-416
Published	2025-10-31
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: vtk

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2025-10-31 15:15 UTCPublished CVE record published
2026-06-17 09:42 UTCUpdated Record last modified

vtk vtk UPGRADE

Affected: <= 9.5.0

Fixed in: newer than 9.5.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy vtk || rpm -q vtk || vtk --version

2. UPGRADE to newer than 9.5.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade vtk

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade vtk

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2025-57108?

vtk: upgrade to newer than 9.5.0. Exact commands for each OS are on this page.

Is CVE-2025-57108 being exploited?

CVE-2025-57108 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2025-57108 affect?

CVE-2025-57108 affects vtk. Severity is critical (CVSS 9.8). Kitware VTK (Visualization Toolkit) through 9.5.0 contains a heap use-after-free vulnerability in vtkGLTFDocumentLoader. The vulnerability manifests during mesh object copy operations where vector members are accessed after the underlying m

How urgent is CVE-2025-57108?

Priority 53/100. Critical severity; Public exploit reference; Remotely exploitable, no login, no user action

Related CVEs

CVE-2025-57107 HIGH 7.1 UPGRADE Kitware VTK (Visualization Toolkit) through 9.5.0 contains a heap buffer overflow vulnerability in vtkGLTFDocu
CVE-2025-57106 HIGH 7.5 UPGRADE Kitware VTK (Visualization Toolkit) up to 9.5.0 is vulnerable to Buffer Overflow in vtkGLTFDocumentLoader

References

← Back to latest CVEs