CVE-2026-9258
CVSS Score
6.5
EPSS Score
0.0%
EPSS Percentile
0th
Improper validation of SSH host keys in Canon EOS Network Setting Tool Version 1.5.0 or earlier
| CWE | CWE-295 |
| Vendor | canon inc. |
| Product | eos network setting tool for windows |
| Published | Jun 15, 2026 |
| Last Updated | Jun 16, 2026 |
Stay Ahead of the Next One
Get instant alerts for canon inc. eos network setting tool for windows
Be the first to know when new medium vulnerabilities affecting canon inc. eos network setting tool for windows are published — delivered to Slack, Telegram or Discord.
Get Free Alerts →
Free · No credit card · 60 sec setup
CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
None
Availability
None
Affected Versions
Canon Inc. / EOS Network Setting Tool for Windows
1.5.0 or earlier
Canon Inc. / EOS Network Setting Tool for macOS
1.5.0 or earlier
References
psirt.canon: https://psirt.canon/advisory-information/cp2026-005/ canon.jp: https://canon.jp/support/support-info/260615vulnerability-response usa.canon.com: https://www.usa.canon.com/about-us/to-our-customers/cpa2026-005-vulnerability-remediation-for-eos-network-setting-tool canon-europe.com: https://www.canon-europe.com/support/product-security/
Credits
This issue was discovered by Ryan Hausknecht (@haus3c)