Cisco IOS XR Security Fix Advisory & CVE Patching Guide (SMU)
Security Advisory
CVE-2026-20274
Critical
Cisco
Affected:
- Cisco IOS XR Software (all versions)
- Cisco IOS XR7 (LNT) Software
Fixed in:
- 7.9.2
- 7.9.2.1
- 7.10.2
- 7.11.2
- 7.11.2.1
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