← All CVEs NewScan detects
criticalKEV

CVE-2026-76504

Cisco Catalyst SD-WAN Manager authentication bypass granting unauthenticated admin-level API access (CISA KEV)

Severity
critical
Affected product
Cisco Catalyst SD-WAN Manager
Affected versions
Cisco Catalyst SD-WAN Manager all versions before the fix
Fixed in
Cisco Catalyst SD-WAN Manager 20.9.10.1 / 20.12.8.2 / 20.15.6.1 / 20.18.4.1 / 26.1.2.1 / 26.2.1 (per release train; cloud-hosted 20.15.605)
Detection basis
Appliance fingerprint
Shipped rule
Cisco Catalyst SD-WAN Manager: Cisco Catalyst SD-WAN Manager authentication bypass granting unauthenticated admin-level API access (CISA KEV)
CISA KEV
Listed as a known exploited vulnerability
Added to NewScan
2026-10-01
Detected by
NewScan — free, self-hosted

How NewScan reports it

APPLIANCE FINGERPRINT

NewScan fingerprints the Cisco Catalyst SD-WAN Manager appliance and reports this CVE when the detected version falls inside the affected range below.

References

Scan for this yourself — local, in-band scanning is free.

Get NewScan (FREE) →

Review the measured benchmark, then use the verified remediation process.