Cisco IOS XE 17.18 Updates

Here you will find all software, firmware, and hardware updates from Cisco IOS XE 17.18.

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New Release every
23.8 days
Critical fixes
6
Security-related releases
100%

Risk factor
A total of 0 users have rated 0 of 6 updates for IOS XE 17.18.

Smooth installs 0%
Minor issues 0%
Major issues 0%

Updates for Cisco IOS XE 17.18

Cisco IOS XE 17.18.x release notes for C8400 Secure Series Routers cover 17.18.1a and 17.18.2. Highlights include Hosted Edge Services, SRv6 and GRE-TP enhancements, security policy management, and multiple resolved and open issues.

security Cisco IOS XE 17.18
12/04/2025
Cisco IOS XE 17.18.x
security Cisco IOS XE 17.18
12/04/2025
Cisco IOS XE 17.18.x

Cisco Catalyst 9200 Series Switches, Cisco IOS XE 17.18.x includes new features in 17.18.1 and 17.18.2, plus caveat fixes in 17.18.3. The release train also introduces security warnings for legacy or insecure protocols and configuration practices.

security Cisco IOS XE 17.18
08/07/2025
Cisco IOS XE 17.18.x
security Cisco IOS XE 17.18
08/07/2025
Cisco IOS XE 17.18.x

Cisco Catalyst 9300 Series Switches, Cisco IOS XE 17.18.x covers releases 17.18.1, 17.18.2, and 17.18.3. It adds EVPN multihoming, TACACS+ over TLS, VRF-restricted gNXI access, and security warnings for legacy protocols and weak configurations.

security Cisco IOS XE 17.18
08/07/2025
Cisco IOS XE 17.18.x
security Cisco IOS XE 17.18
08/07/2025
Cisco IOS XE 17.18.x

Cisco Catalyst 9400 Series Switches release notes for Cisco IOS XE 17.18.x cover 17.18.1, 17.18.2, and 17.18.3. Highlights include new EVPN, programmability, AAA, and security features, plus resolved caveats in 17.18.3 and upgrade guidance.

security Cisco IOS XE 17.18
08/07/2025
Cisco IOS XE 17.18.x
security Cisco IOS XE 17.18
08/07/2025
Cisco IOS XE 17.18.x

Cisco Catalyst 9500 Series Switches, Cisco IOS XE 17.18.x includes new features in 17.18.1 and 17.18.2, with no new features in 17.18.3. The document also highlights security warnings for legacy protocols, upgrade/downgrade steps, ROMMON guidance, and open caveats.

security Cisco IOS XE 17.18
08/07/2025
Cisco IOS XE 17.18.x
security Cisco IOS XE 17.18
08/07/2025
Cisco IOS XE 17.18.x

Cisco Catalyst 9600 Series Switches release notes for Cisco IOS XE 17.18.x cover new features in 17.18.1 and 17.18.2, plus platform caveats, limitations, and upgrade guidance. The document includes release references 17.18.1, 17.18.2, and 17.18.3. Reference IDs: CSCvu14870, CSCwq83338.

security Cisco IOS XE 17.18
08/07/2025
Cisco IOS XE 17.18.x
security Cisco IOS XE 17.18
08/07/2025
Cisco IOS XE 17.18.x