Weak SSH Cryptographic Algorithms in Canon EOS Network Setting Tool
CVE-2026-9261

7.6HIGH

Key Information:

Vendor

Canon Inc.

Status
Eos Network Setting Tool For Windows
Eos Network Setting Tool For Mac OS
Vendor
CVE Published:
15 June 2026

What is CVE-2026-9261?

The Canon EOS Network Setting Tool is susceptible to vulnerabilities due to the use of weak SSH cryptographic algorithms in versions 1.5.0 and earlier. This security flaw may enable unauthorized access to sensitive network configurations, exposing users to potential threats. It is crucial for users of this software to upgrade to the latest version to ensure robust protection against these vulnerabilities.

Affected Version(s)

EOS Network Setting Tool for macOS 1.5.0 or earlier

EOS Network Setting Tool for Windows 1.5.0 or earlier

References

https://psirt.canon/advisory-information/cp2026-005/
vendor-advisory
https://canon.jp/support/support-info/260615vulnerability...
vendor-advisory
https://www.usa.canon.com/about-us/to-our-customers/cpa20...
vendor-advisory

CVSS V4

Score:
7.6
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
None
Attack Vector:
Network
Attack Complexity:
High
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

This issue was discovered by Ryan Hausknecht (@haus3c)
.