CVE-2026-9261: canon inc. eos network setting tool for macos
CVSS: 9.8v3.1CriticalAnalyzed
Published 15-06-2026Last modified 18-06-2026
Vulnerability summary
CVE-2026-9261 is a critical (CVSS 9.8) vulnerability in canon inc. eos network setting tool for macos. EPSS estimates a 0.32% chance of exploitation in the next 30 days, higher than 23.8% of scored vulnerabilities.
CVSS score
9.8/10
010
Critical · v3.1 (NVD)EPSS score
0.32%
0%100%
Low · +0.14 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 15-06-2026PublishedVulnerability first disclosed.
- 18-06-2026Last modifiedVulnerability information updated.
Description
Use of weak SSH cryptographic algorithms in Canon EOS Network Setting Tool Version 1.5.0 or earlier
CVSS metrics
4 scores · 2 sources · 2 versionsHigh 7.6Preferred score · CVE.org (CNA)
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:NSourcesAll 2 agree
- NVDNIST7.6HighCVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Critical 9.8Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HSources2 sources · 6.8–9.8
- CVE.orgCNA6.8MediumCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:NDiffers
EPSS trend
Probability
0.32%
Chance of exploitation in the next 30 days
Percentile
24%
Versus all other CVEs
30-day change
+0.14 pp
From 0.18% on 20-09-2026
20-09-202620-10-2026
EPSS score0.32%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Canon inc.2 products
- eos network setting tool for macos1.5.0 or earlier
- eos network setting tool for windows1.5.0 or earlier
Canon1 product
- eos_network_setting_tool< 1.5.1
2 vendors · 3 products
References
4 links- psirt.canon/advisory-information/cp2026-005/Vendor Advisory
- canon.jp/support/support-info/260615vulnerability-responseVendor Advisory
- www.usa.canon.com/about-us/…Vendor Advisory
- www.canon-europe.com/support/product-security/Vendor Advisory