VendorsCiscoios_xe16.6.7a
Vulnerabilities

Cisco IOS Xe 16.6.7a

Ranked by severity, then by exploit likelihood. Click a CVE ID for its full record.

37CVEs
CVE-2021-1619
Cisco IOS XE Software NETCONF and RESTCONF Authentication Bypass Vulnerability
Published 2021-09-23 · Modified
9.8EPSS 0.018
CVE-2026-20272
Cisco IOS XE Software Security Hardening Release
Published 2026-08-05 · Modified
9.8EPSS 0.006
CVE-2020-3229
Cisco IOS XE Software Web UI Privilege Escalation Vulnerability
Published 2020-06-03 · Modified
9.0EPSS 0.053
CVE-2020-3218
Cisco IOS XE Software Web UI Remote Code Execution Vulnerability
Published 2020-06-03 · Modified
9.0EPSS 0.049
CVE-2020-3219
Cisco IOS XE Software Web UI Command Injection Vulnerability
Published 2020-06-03 · Modified
9.0EPSS 0.033
CVE-2022-20719
Cisco IOx Application Hosting Environment Vulnerabilities
Published 2022-04-15 · Modified
9.0EPSS 0.027
CVE-2022-20718
Cisco IOx Application Hosting Environment Vulnerabilities
Published 2022-04-15 · Modified
9.0EPSS 0.024
CVE-2022-20723
Cisco IOx Application Hosting Environment Vulnerabilities
Published 2022-04-15 · Modified
9.0EPSS 0.021
CVE-2022-20720
Cisco IOx Application Hosting Environment Vulnerabilities
Published 2022-04-15 · Modified
9.0EPSS 0.015
CVE-2026-20267
Cisco IOS XE Software Security Hardening Release
Published 2026-08-05 · Modified
9.0EPSS 0.004
CVE-2020-3425
Cisco IOS XE Software Privilege Escalation Vulnerabilities
Published 2020-09-24 · Modified
8.8EPSS 0.018
CVE-2020-3225
Cisco IOS and IOS XE Software Common Industrial Protocol Denial of Service Vulnerabilities
Published 2020-06-03 · Modified
8.6EPSS 0.021
CVE-2021-1446
Cisco IOS XE Software DNS NAT Protocol Application Layer Gateway Denial of Service Vulnerability
Published 2021-03-24 · Modified
8.6EPSS 0.015
CVE-2026-20301
Cisco IOS Software and IOS XE Software Extensible Messaging Client Protocol Denial of Service Vulnerability
Published 2026-08-05 · Analyzed
8.6EPSS 0.006
CVE-2026-20269
Cisco IOS XE Software Security Hardening Release
Published 2026-08-05 · Modified
8.6EPSS 0.005
CVE-2026-20270
Cisco IOS XE Software Security Hardening Release
Published 2026-08-05 · Modified
8.6EPSS 0.005
CVE-2026-20271
Cisco IOS XE Software Security Hardening Release
Published 2026-08-05 · Modified
8.6EPSS 0.005
CVE-2026-20268
Cisco IOS XE Software Security Hardening Release
Published 2026-08-05 · Modified
8.6EPSS 0.005
CVE-2026-20273
Cisco IOS XE Software Security Hardening Release
Published 2026-08-05 · Analyzed
8.6EPSS 0.005
CVE-2021-1442
Cisco IOS XE Software Plug-and-Play Privilege Escalation Vulnerability
Published 2021-03-24 · Modified
7.8EPSS 0.002
CVE-2022-20692
Cisco IOS XE Software NETCONF Over SSH Denial of Service Vulnerability
Published 2022-04-15 · Modified
7.7EPSS 0.011
CVE-2026-20124
Cisco IOS XE Software SNMP Denial of Service Vulnerability
Published 2026-08-05 · Analyzed
7.7EPSS 0.005
CVE-2022-20724
Cisco IOx Application Hosting Environment Vulnerabilities
Published 2022-04-15 · Modified
7.6EPSS 0.013
CVE-2021-1403
Cisco IOS XE Software Web UI Cross-Site WebSocket Hijacking Vulnerability
Published 2021-03-24 · Modified
7.4EPSS 0.006
CVE-2022-20684
Cisco IOS XE Wireless Controller Software for the Catalyst 9000 Family SNMP Trap Denial of Service Vulnerability
Published 2022-04-15 · Modified
7.4EPSS 0.005
CVE-2021-1352
Cisco IOS XE Software DECnet Phase IV/OSI Denial of Service Vulnerability
Published 2021-03-24 · Modified
7.4EPSS 0.004
CVE-2022-20727
Cisco IOx Application Hosting Environment Vulnerabilities
Published 2022-04-15 · Modified
7.2EPSS 0.011
CVE-2020-3213
Cisco IOS XE Software Privilege Escalation Vulnerability
Published 2020-06-03 · Modified
7.2EPSS 0.004
CVE-2020-3417
Cisco IOS XE Software Arbitrary Code Execution Vulnerability
Published 2020-09-24 · Modified
7.2EPSS 0.004
CVE-2020-3209
Cisco IOS XE Software Digital Signature Verification Bypass Vulnerability
Published 2020-06-03 · Modified
7.2EPSS 0.003
CVE-2022-20694
Cisco IOS XE Software Border Gateway Protocol Resource Public Key Infrastructure Denial of Service Vulnerability
Published 2022-04-15 · Modified
7.1EPSS 0.012
CVE-2021-1398
Cisco IOS XE Software Arbitrary Code Execution Vulnerability
Published 2021-03-24 · Modified
6.9EPSS 0.004
CVE-2022-20722
Cisco IOx Application Hosting Environment Vulnerabilities
Published 2022-04-15 · Modified
6.8EPSS 0.013
CVE-2022-20721
Cisco IOx Application Hosting Environment Vulnerabilities
Published 2022-04-15 · Modified
6.8EPSS 0.013
CVE-2021-1377
Cisco IOS and IOS XE Software ARP Resource Management Exhaustion Denial of Service Vulnerability
Published 2021-03-24 · Modified
5.8EPSS 0.014
CVE-2022-20725
Cisco IOx Application Hosting Environment Vulnerabilities
Published 2022-04-15 · Modified
5.5EPSS 0.006
CVE-2021-1374
Cisco IOS XE Wireless Controller Software for the Catalyst 9000 Family Stored Cross-Site Scripting Vulnerability
Published 2021-03-24 · Modified
4.8EPSS 0.006