NETGEAR r6700v3 Firmware vulnerabilities

30 CVEs affecting NETGEAR r6700v3 Firmware, 0 known to be exploited (CISA KEV), with EPSS scores. Latest: CVE-2026-9210, published 2026-06-09.

Highest priority

Known exploited (CISA KEV) first, then by EPSS exploit probability.

CVE-2021-40847, published 2021-09-21. High severity, CVSS 8.1. EPSS: 10% chance of exploitation in the next 30 days. The update process of the Circle Parental Control Service on various NETGEAR routers allows remote attackers to achieve remote code execution as root via a MitM attack. While the parental controls…
CVE-2021-34991, published 2021-11-15. High severity, CVSS 8.8. EPSS: 5.7% chance of exploitation in the next 30 days. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR R6400v2 1.0.4.106_10.0.80 routers. Authentication is not required to exploit this…
CVE-2021-45608, published 2021-12-26. Critical severity, CVSS 9.8. EPSS: 2.5% chance of exploitation in the next 30 days. Certain D-Link, Edimax, NETGEAR, TP-Link, Tenda, and Western Digital devices are affected by an integer overflow by an unauthenticated attacker. Remote code execution from the WAN interface (TCP port…
CVE-2021-45612, published 2021-12-26. Critical severity, CVSS 9.8. EPSS: 2.5% chance of exploitation in the next 30 days. Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects CBR40 before 2.5.0.24, CBR750 before 4.6.3.6, EAX20 before 1.0.0.58, EAX80 before 1.0.1.68,…
CVE-2021-45622, published 2021-12-26. Critical severity, CVSS 9.8. EPSS: 2.4% chance of exploitation in the next 30 days. Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects CBR40 before 2.5.0.24, CBR750 before 4.6.3.6, EAX20 before 1.0.0.58, EAX80 before 1.0.1.68,…
CVE-2021-45617, published 2021-12-26. Critical severity, CVSS 9.8. EPSS: 2.1% chance of exploitation in the next 30 days. Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects CBR40 before 2.5.0.24, EAX20 before 1.0.0.48, EAX80 before 1.0.1.64, EX7500 before 1.0.0.72,…
CVE-2021-45621, published 2021-12-26. Critical severity, CVSS 9.8. EPSS: 2% chance of exploitation in the next 30 days. Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects CBR40 before 2.5.0.24, CBR750 before 3.2.18.2, EAX20 before 1.0.0.58, EAX80 before 1.0.1.68,…
CVE-2021-45620, published 2021-12-26. Critical severity, CVSS 9.8. EPSS: 2% chance of exploitation in the next 30 days. Certain NETGEAR devices are affected by command injection by an unauthenticated attacker. This affects CBR40 before 2.5.0.24, CBR750 before 4.6.3.6, EAX20 before 1.0.0.58, EAX80 before 1.0.1.68,…
CVE-2020-35800, published 2020-12-30. Critical severity, CVSS 9.4. EPSS: 1.6% chance of exploitation in the next 30 days. Certain NETGEAR devices are affected by incorrect configuration of security settings. This affects AC2100 before 1.2.0.72, AC2400 before 1.2.0.72, AC2600 before 1.2.0.72, CBK40 before 2.5.0.10, CBR40…
CVE-2021-45610, published 2021-12-26. Critical severity, CVSS 9.8. EPSS: 1.4% chance of exploitation in the next 30 days. Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. This affects D6220 before 1.0.0.66, D6400 before 1.0.0.100, D7000v2 before 1.0.0.66, D8500 before 1.0.3.58,…

Latest

CVE-2026-9210, published 2026-06-09. Medium severity, CVSS 4.5. EPSS: 0.3% chance of exploitation in the next 30 days. Insufficient input validation vulnerability in the listed NETGEAR models allows authenticated administrators connected to the local network to make unauthorized modification of router software and…
CVE-2026-0417, published 2026-06-09. Medium severity, CVSS 4.5. EPSS: 0.2% chance of exploitation in the next 30 days. Insufficient input validation vulnerability in the listed NETGEAR devices allows authenticated administrators connected to the local network to tamper with the router's integrity.
CVE-2021-34983, published 2024-05-07. Medium severity, CVSS 6.5. EPSS: 0.3% chance of exploitation in the next 30 days. NETGEAR Multiple Routers httpd Missing Authentication for Critical Function Information Disclosure Vulnerability. This vulnerability allows network-adjacent attackers to disclose sensitive…
CVE-2021-34982, published 2024-05-07. High severity, CVSS 8.8. EPSS: 0.6% chance of exploitation in the next 30 days. NETGEAR Multiple Routers httpd Stack-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected…
CVE-2023-36187, published 2023-09-01. Critical severity, CVSS 9.8. EPSS: 1.1% chance of exploitation in the next 30 days. Buffer Overflow vulnerability in NETGEAR R6400v2 before version 1.0.4.118, allows remote unauthenticated attackers to execute arbitrary code via crafted URL to httpd.
CVE-2022-48196, published 2022-12-30. Critical severity, CVSS 9.8. EPSS: 0.9% chance of exploitation in the next 30 days. Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. This affects RAX40 before 1.0.2.60, RAX35 before 1.0.2.60, R6400v2 before 1.0.4.122, R6700v3 before…
CVE-2021-45650, published 2021-12-26. High severity, CVSS 7.5. EPSS: 1% chance of exploitation in the next 30 days. Certain NETGEAR devices are affected by disclosure of sensitive information. This affects R7000 before 1.0.11.110, R7900 before 1.0.4.30, R8000 before 1.0.4.62, RS400 before 1.5.1.80, R6400v2 before…
CVE-2021-45649, published 2021-12-26. Medium severity, CVSS 5.5. EPSS: 0.3% chance of exploitation in the next 30 days. Certain NETGEAR devices are affected by disclosure of sensitive information. This affects R6400v2 before 1.0.4.84, R6700v3 before 1.0.4.84, R7000 before 1.0.11.126, R6900P before 1.3.2.126, and…
CVE-2021-45643, published 2021-12-26. Medium severity, CVSS 6.5. EPSS: 0.5% chance of exploitation in the next 30 days. Certain NETGEAR devices are affected by incorrect configuration of security settings. This affects R6400v2 before 1.0.4.118, R6700v3 before 1.0.4.118, and XR1000 before 1.0.0.58.
CVE-2021-45641, published 2021-12-26. High severity, CVSS 8.8. EPSS: 0.7% chance of exploitation in the next 30 days. Certain NETGEAR devices are affected by incorrect configuration of security settings. This affects D3600 before 1.0.0.72, D6000 before 1.0.0.72, D6200 before 1.1.00.34, D6220 before 1.0.0.52, D6400…