Cisco IOS XE Catalyst SD-WAN 16.10.1 when installed on Cisco Integrated Services Virtual Router

productUS

A product tracked in the threat graph; the vulnerabilities below are known to affect it.

KEV-listed

public exploit

EPSS ≥ 10%

critical

by severity

0critical2high0medium0low

updated 2026-10-27

vulnerabilities (3)

Related CVEs.

sort

ID	severity	EPSS	exploitable	patched	published	affected
CVE-2021-1274US	high8.6	1.92% (80th)	—	no fix	2021-01-20	—
CVE-2021-1278US	high7.5	1.68% (77th)	—	no fix	2021-01-20	—
CVE-2022-20655US	—	0.83% (57th)	—	no fix	2024-11-15	—

The flaw types (CWEs) most of these CVEs share.

CWE-119Improper Restriction of Operations within the Bounds of a Memory Buffer2 CVEs
CWE-476NULL Pointer Dereference1 CVEs
CWE-59Improper Link Resolution Before File Access ('Link Following')1 CVEs
CWE-78Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')1 CVEs

Which sources assert this record, and when.

scry

Products carry known vulnerabilities once they are exposed to the internet. See what is exposed on your perimeter with a free passive scan.