HIGH 8.7 NVD
CVE-2026-71922
Multiple DrayTek VigorSwitch models contain a pre-authentication null pointer dereference vulnerability in the setget.cgi interface. The vulnerability is caused
Multiple DrayTek VigorSwitch models contain a pre-authentication null pointer dereference vulnerability in the setget.cgi interface. The vulnerability is caused by missing validation when the pass field is absent. A remote attacker can trigger this vulnerability via a crafted request to crash the service and cause a denial of service.
References
- https://www.draytek.com/about/security-advisory/multiple-vulnerabilities-in-vigorswitch-se
- https://www.vulncheck.com/advisories/draytek-vigorswitch-multiple-models-pre-authenticatio
This high severity vulnerability with a CVSS score of 8.7 was published on 2026-08-24 via NVD.
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