CVE-2026-9258

Improper validation of SSH host keys in Canon EOS Network Setting Tool Version 1.5.0 or earlier

Score

CVSS 3.1 9.8 Critical

Status

Analyzed - f98c90f0-e9bd-4fa7-911b-51993f3571fd

Published

2026-06-16

Last modified

2026-06-16

Weaknesses

CWE-295

Affected products

• Eos Network Setting Tool (Canon)
• Eos Network Setting Tool For Macos (Canon Inc.)
• Eos Network Setting Tool For Windows (Canon Inc.)

References

• https://canon.jp/support/support-info/260615vulnerability-response
• https://psirt.canon/advisory-information/cp2026-005/
• https://www.canon-europe.com/support/product-security/
• https://www.usa.canon.com/about-us/to-our-customers/cpa2026-005-vulnerability-remediation-for-eos-network-setting-tool