IO
Product
IOS
by Cisco · last CVE Aug 5, 2026
On CISA KEVExploited in the wild
618
CVEs
39
On KEV
9.8
Max CVSS
0
New 30D
Severity mix
Critical 8High 134Medium 81Low 1
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CVECVSSEPSSPublishedSummary · affected versions
CVE-2018-0171
In wildKEV
9.8
99%
Mar 28
Cisco IOS and IOS XE Software Smart Install Remote Code Execution Vulnerability
Affected: 15.2(5)e
CVE-2017-12240
In wildKEV
9.8
14%
Sep 28
Cisco IOS and IOS XE Software DHCP Remote Code Execution Vulnerability
Affected: 12.2 through 15.6
CVE-2017-3881
In wildKEV
9.8
99%
Mar 17
Cisco IOS and IOS XE Remote Code Execution Vulnerability
Affected: 12.2s through 15.1\(3\)svs
Showing 3
The 500 most important CVEs for this product (exploited first, then by severity)