CVE security advisories and vulnerability history for ios xe by cisco.
Last updated
cisco ios xe has 542 published CVE records since 2009, of which 28 are in CISA's Known Exploited Vulnerabilities catalog and 35 have a known public exploit. The average CVSS base score across scored CVEs is 7.3.
This page aggregates every publicly disclosed vulnerability (CVE) affecting cisco ios xe, with a severity breakdown, the affected and patched versions, the most common weakness types, and the full CVE list.
How the CVSS severity of cisco ios xe's CVEs breaks down, plus how many are exploited in the wild or have public exploit code.
220 additional CVEs have no CVSS severity score.
In CISA’s Known Exploited Vulnerabilities catalog
28
28 of cisco ios xe's CVEs are confirmed exploited in the wild.
Public exploits
35
35 of cisco ios xe's CVEs have a known public exploit available.
Browse every cisco ios xe version named in a CVE, then pick one to see only the CVEs that affect it.
542 CVEs
Added to CISA KEV 2025-09-29
Showing 30 of 542
The CWE weakness categories most often found in cisco ios xe CVEs. Follow any weakness for its full explanation.
How many cisco ios xe CVEs were published each year.
Browse vulnerabilities for other products by cisco.
Common questions about cisco ios xe vulnerabilities.
cisco ios xe has 542 published CVE records since 2009.
Yes — 28 of cisco ios xe's CVEs are listed in CISA's Known Exploited Vulnerabilities catalog, confirmed exploited in the wild and carrying a CISA remediation deadline.
Yes — 35 of cisco ios xe's CVEs have a known public exploit.
79 distinct cisco ios xe versions are named across its CVEs. Use the version filter above to see the CVEs affecting a specific version.
cisco ios xe's CVEs most often map to these CWE weakness types: CWE-20 (Improper Input Validation), CWE-399, CWE-119 (Improper Restriction of Operations within the Bounds of a Memory Buffer), CWE-78 (Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')).
cisco ios xe has 15 critical and 175 high-severity CVEs.
The average CVSS base score across cisco ios xe's scored CVEs is 7.3.
Vulnerability data is sourced from the CVE Program; severity, KEV, and exploit signals are aggregated by RadicalNotion.AI.
Monitor new cisco ios xe vulnerabilities as they are disclosed, with AI-written analysis and remediation guidance.
