CVE-2026-9258
CRITICALCVSS 9.8/10EPSS 0.27%
Last modified
CVE-2026-9258 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Improper validation of SSH host keys in Canon EOS Network Setting Tool Version 1.5.0 or earlier. EPSS estimates a 0.27% chance of exploitation in the next 30 days.
Description
Improper validation of SSH host keys in Canon EOS Network Setting Tool Version 1.5.0 or earlier
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Canon | Eos Network Setting Tool | < 1.5.1 |
References
- https://psirt.canon/advisory-information/cp2026-005/Vendor Advisory
- https://www.canon-europe.com/support/product-security/Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2026-9258?
Improper validation of SSH host keys in Canon EOS Network Setting Tool Version 1.5.0 or earlier
How severe is CVE-2026-9258?
CVE-2026-9258 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 0.27% probability of exploitation in the next 30 days.
How do I fix CVE-2026-9258?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2026-9258?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST