CVE-2026-9259
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 7.1epss 0.2%
exploitation probability
0.2%top 91% of all CVEs
observed exploitation
nono source reports it
Improper validation of server certificates in Canon EOS Network Setting Tool Version 1.5.0 or earlier
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
Affected products
Canon Inc. · EOS Network Setting Tool for macOSCanon Inc. · EOS Network Setting Tool for WindowsReferences
https://canon.jp/support/support-info/260615vulnerability-responsehttps://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