Lucene search
+L

Cisco IOS XR Software Multi-Instance Intermediate System-to-Intermediate System Denial of Service Vulnerability

🗓️ 11 Mar 2026 16:00:00Reported by CiscoType 
cisco
 cisco
🔗 tools.cisco.com👁 47 Views

Unauthenticated attacker can restart routing on Cisco XR via input validation flaw, causing DoS.

Related
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-20074
11 Mar 202616:31
–attackerkb
bdu_fstec
BDU FSTEC
Cisco IOS XR IS-IS DoS
14 Apr 202600:00
–bdu_fstec
circl
Circl
CVE-2026-20074
11 Mar 202616:37
–circl
cnnvd
CNNVD
Cisco IOS XR 安全漏洞
11 Mar 202600:00
–cnnvd
cve
CVE
CVE-2026-20074
11 Mar 202616:31
–cve
cvelist
Cvelist
CVE-2026-20074 Cisco IOS XR Software Multi-Instance Intermediate System-to-Intermediate System Denial of Service Vulnerability
11 Mar 202616:31
–cvelist
euvd
EUVD
EUVD-2026-11219
11 Mar 202618:30
–euvd
ncsc
NCSC
Vulnerabilities fixed in Cisco IOS XR
12 Mar 202614:44
–ncsc
nvd
NVD
CVE-2026-20074
11 Mar 202617:16
–nvd
ptsecurity
Positive Technologies
PT-2026-24730
11 Mar 202600:00
–ptsecurity
Rows per page

Data

Build on a solid foundation with Vulners data

We provide the essential building blocks for cybersecurity solutions with comprehensive, structured, and constantly updated vulnerability and exploits data

Api

Power your application with Vulners API

The Vulners REST API offers reliable, high-performance access to vulnerability intelligence, with 99.9% SLA uptime and CDN-backed data delivery for seamless global access

App

Assess and manage vulnerabilities with Vulners tools

Built on top of Vulners' database and SDK, end-user solutions give security professionals and developers lightweight and powerful tools for vulnerability remediation