# Insufficient authentication and input validation in certain NETGEAR products

CVE record · `CVE-2026-9212`

- **Identifiers:** `CVE-2026-9212`
- **State:** Confirmed
- **Severity:** CVSS 5.6 Medium
- **Critical:** No
- **CNA:** NETGEAR
- **Weakness (CWE):** [CWE-20](https://cwe.mitre.org/data/definitions/20.html) · [CWE-306](https://cwe.mitre.org/data/definitions/306.html)
- **Tags:** [Authentication bypass](https://agentprime.io/advisories/tag/auth-bypass.md) · [CWE-20](https://agentprime.io/advisories/tag/cwe-20.md)
- **Technologies:** [NETGEAR LBR1020](https://agentprime.io/advisories/technology/netgear-lbr1020.md) · [NETGEAR LBR20](https://agentprime.io/advisories/technology/netgear-lbr20.md) · [NETGEAR R6700AX](https://agentprime.io/advisories/technology/netgear-r6700ax.md) · [NETGEAR R7800](https://agentprime.io/advisories/technology/netgear-r7800.md) · [NETGEAR R9000](https://agentprime.io/advisories/technology/netgear-r9000.md) · [NETGEAR RAX10](https://agentprime.io/advisories/technology/netgear-rax10.md) · [NETGEAR RAX10v2](https://agentprime.io/advisories/technology/netgear-rax10v2.md) · [NETGEAR RAX120](https://agentprime.io/advisories/technology/netgear-rax120.md) · [NETGEAR RAX120v1](https://agentprime.io/advisories/technology/netgear-rax120v1.md) · [NETGEAR RAX120v2](https://agentprime.io/advisories/technology/netgear-rax120v2.md) · [NETGEAR RAX36S](https://agentprime.io/advisories/technology/netgear-rax36s.md) · [NETGEAR RAX70](https://agentprime.io/advisories/technology/netgear-rax70.md) · [NETGEAR RAX78](https://agentprime.io/advisories/technology/netgear-rax78.md) · [NETGEAR RBR10](https://agentprime.io/advisories/technology/netgear-rbr10.md) · [NETGEAR RBR20](https://agentprime.io/advisories/technology/netgear-rbr20.md) · [NETGEAR RBR350](https://agentprime.io/advisories/technology/netgear-rbr350.md) · [NETGEAR RBR40](https://agentprime.io/advisories/technology/netgear-rbr40.md) · [NETGEAR RBR50](https://agentprime.io/advisories/technology/netgear-rbr50.md) · [NETGEAR RBS10](https://agentprime.io/advisories/technology/netgear-rbs10.md) · [NETGEAR RBS20](https://agentprime.io/advisories/technology/netgear-rbs20.md)
- **Published:** 9 Jun 2026
- **Updated:** 4 Nov 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: NETGEAR) at 9 Jun 2026, 15:50 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

## Affected products, as the CNA wrote them

- Vendor: NETGEAR. Product: LBR1020.
  - affected: `before V2.6.4.60` (custom)
  - Other versions: unaffected
- Vendor: NETGEAR. Product: LBR20.
  - affected: `before V2.7.6.8` (custom)
  - Other versions: unaffected
- Vendor: NETGEAR. Product: R6700AX.
  - affected: `* and earlier` (custom)
  - Other versions: unaffected
- Vendor: NETGEAR. Product: R7800.
  - affected: `before V1.0.4.96` (custom)
  - Other versions: unaffected
- Vendor: NETGEAR. Product: R9000.
  - affected: `before V1.0.6.46` (custom)
  - Other versions: unaffected
- Vendor: NETGEAR. Product: RAX10.
  - affected: `before V1.0.5.50` (custom)
  - Other versions: unaffected
- Vendor: NETGEAR. Product: RAX10v2.
  - affected: `before V1.0.5.50` (custom)
  - Other versions: unaffected
- Vendor: NETGEAR. Product: RAX120.
  - affected: `before V1.2.10.56` (custom)
  - Other versions: unaffected
- Vendor: NETGEAR. Product: RAX120v1.
  - affected: `before V1.2.10.56` (custom)
  - Other versions: unaffected
- Vendor: NETGEAR. Product: RAX120v2.
  - affected: `before V1.2.10.56` (custom)
  - Other versions: unaffected
- Vendor: NETGEAR. Product: RAX36S.
  - affected: `before V1.0.5.50` (custom)
  - Other versions: unaffected
- Vendor: NETGEAR. Product: RAX70.
  - affected: `before V1.0.19.172` (custom)
  - Other versions: unaffected
- Vendor: NETGEAR. Product: RAX78.
  - affected: `before V1.0.19.172` (custom)
  - Other versions: unaffected
- Vendor: NETGEAR. Product: RBR10.
  - affected: `before 2.7.5.6` (custom)
  - Other versions: unaffected
- Vendor: NETGEAR. Product: RBR20.
  - affected: `before 2.7.5.6` (custom)
  - Other versions: unaffected
- Vendor: NETGEAR. Product: RBR350.
  - affected: `before V4.4.2.1` (custom)
  - Other versions: unaffected
- Vendor: NETGEAR. Product: RBR40.
  - affected: `before 2.7.5.6` (custom)
  - Other versions: unaffected
- Vendor: NETGEAR. Product: RBR50.
  - affected: `before 2.7.5.6` (custom)
  - Other versions: unaffected
- Vendor: NETGEAR. Product: RBS10.
  - affected: `before 2.7.5.6` (custom)
  - Other versions: unaffected
- Vendor: NETGEAR. Product: RBS20.
  - affected: `before 2.7.5.6` (custom)
  - Other versions: unaffected
- Vendor: NETGEAR. Product: RBS350.
  - affected: `before V4.4.2.1` (custom)
  - Other versions: unaffected
- Vendor: NETGEAR. Product: RBS40.
  - affected: `before 2.7.5.6` (custom)
  - Other versions: unaffected
- Vendor: NETGEAR. Product: RBS50.
  - affected: `before 2.7.5.6` (custom)
  - Other versions: unaffected
- Vendor: NETGEAR. Product: XR450.
  - affected: `before V2.3.3.136` (custom)
  - Other versions: unaffected
- Vendor: NETGEAR. Product: XR500.
  - affected: `before v2.3.3.136` (custom)
  - Other versions: unaffected

## Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

## Severity and exploitation

- 5.6 Medium, CVSS 4.0: `CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:H/VI:L/VA:N/SC:H/SI:N/SA:N/E:U`, from CNA (NETGEAR)

- **CISA KEV:** Not listed.
- **EPSS:** 0.0027, the 19th percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

## Timeline

- 9 Jun 2026, 15:50 UTC: [Confirmed by the CVE List](https://www.cve.org/CVERecord?id=CVE-2026-9212)
- 9 Jun 2026, 17:17 UTC: [Confirmed by NVD](https://nvd.nist.gov/vuln/detail/CVE-2026-9212)

## Sources

- [CVE List: CVE-2026-9212](https://www.cve.org/CVERecord?id=CVE-2026-9212)
- [NVD: CVE-2026-9212](https://nvd.nist.gov/vuln/detail/CVE-2026-9212)

### References from the CNA

- <https://www.netgear.com/support/product/lbr20/> (product, patch)
- <https://www.netgear.com/support/product/lbr1020/> (product, patch)
- <https://www.netgear.com/support/product/r6700ax/> (product, patch)
- <https://www.netgear.com/support/product/r9000/> (product, patch)
- <https://www.netgear.com/support/product/r7800/> (product, patch)
- <https://www.netgear.com/support/product/rax10/> (product, patch)
- <https://www.netgear.com/support/product/rax120/> (product, patch)
- <https://www.netgear.com/support/product/rax78/> (product, patch)
- <https://www.netgear.com/support/product/rax120v2/> (product, patch)
- <https://www.netgear.com/support/product/rax70/> (product, patch)
- <https://www.netgear.com/support/product/rbr10/> (product, patch)
- <https://www.netgear.com/support/product/rbr350/> (product, patch)
- <https://www.netgear.com/support/product/rbr40/> (product, patch)
- <https://www.netgear.com/support/product/rbr50/> (product, patch)
- <https://www.netgear.com/support/product/rbs10/> (product, patch)
- <https://www.netgear.com/support/product/rbs20/> (product, patch)
- <https://www.netgear.com/support/product/rax36s/> (product, patch)
- <https://www.netgear.com/support/product/rbr20/> (product, patch)
- <https://www.netgear.com/support/product/rbs50/> (product, patch)
- <https://www.netgear.com/support/product/rbs350/> (product, patch)
- <https://www.netgear.com/support/product/xr500/> (product, patch)
- <https://www.netgear.com/support/product/rbs40/> (product, patch)
- <https://www.netgear.com/support/product/xr450/> (product, patch)
- <https://kb.netgear.com/000070811/June-2026-NETGEAR-Security-Advisory> (vendor-advisory)

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.

## Check whether this affects you

This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it. Compare the affected versions above with what you run.

- With the agentprime MCP server (<https://api.agentprime.io/mcp>), `get_advisory` returns this record and `search_advisories` finds related ones. Setup: <https://agentprime.io/mcp.md>
- As JSON: <https://api.agentprime.io/v1/advisories/CVE-2026-9212>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-9212/>. Everything for agents: <https://agentprime.io/llms.txt>.