Medium [CVE-2026-11732] insufficient input validation vulnerability in the website blocking feature (Block Sites) of the listed NETGEAR router models allows a network-adjacent attacker having network access (such as WiFi credentials) to run unauthorized commands on the router
This medium-severity NETGEAR advisory covers CVE-2026-11732 affecting CAX30, RAX30, RAX5.
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Summary
An insufficient input validation vulnerability in the website blocking feature (Block Sites) of the listed NETGEAR router models allows a network-adjacent attacker having network access (such as WiFi credentials) to run unauthorized commands on the router.
This vulnerability could affect the confidentiality, integrity, and availability of the affected router. It applies only when the Block Sites feature is turned on.
Affected products named by the advisory: CAX30; RAX30; RAX5; RAXE300.
- CAX30 before V2.3.4.12
- RAX30 before V1.0.14.108
- RAX5 before V1.0.5.34
- RAXE300 before V1.0.10.72
Official advisory · high-confidence parse· fetched 1 day ago·verify at source
- V2.3.4.12
- V1.0.14.108
- V1.0.5.34
- V1.0.10.72
Official advisory · high-confidence parse· fetched 1 day ago·verify at source
Mitigation checklist
- An insufficient input validation vulnerability in the website blocking feature (Block Sites) of the listed NETGEAR router models allows a network-adjacent attacker having network access (such as WiFi credentials) to run unauthorized commands on the router.
- It applies only when the Block Sites feature is turned on.
Official advisory · high-confidence parse· fetched 1 day ago·verify at source
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