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Δ / VULNERABILITY RECORD

CVE-2026-39453.

Source-reported disclosure and enrichment record.

SEVERITY / CVSSHIGH / 8.5CVSS 4.0 · ics-cert@hq.dhs.gov
EXPLOITATION STATUSNot listed in the cached KEV catalogThis does not establish absence of exploitation.
RECORD STATUSAwaiting AnalysisModified Oct 09, 2026

Disclosure summary

Navigating to a certain URL on the switch’s web server causes the switch to reboot. This can be automated using a tool like curl to create DoS conditions where the switch constantly reboots.

Source-reported weakness categories

CWE-617

Source-specific records & product guidance

Sources retain their own attribution and scoring. Follow the original record to confirm affected versions, fixed releases, and configuration conditions.

NIST National Vulnerability Database · NVD-CVE-2026-39453

Open original source · Updated Oct 09, 2026

Only CPE matches marked vulnerable=true are indexed. AND/OR platform conditions must be checked in the original NVD record.

Original records & references

PUBLISHED 2026-10-09T11:17:14-04:00
MODIFIED 2026-10-09T13:29:33-04:00
INGESTED 2026-10-10T20:55:12-04:00