Certain NETGEAR devices are affected by reflected XSS.

published 2020-04-16 6 y ago modified 2026-06-17 4 mo ago also EUVD-2019-11295

cvss: 7.1; version 3.0, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.7%; EPSS 0.7% chance of exploitation in 30 days, percentile 54%
public exploits: 0; none known

Certain NETGEAR devices are affected by reflected XSS. This affects EX7000 before 1.0.0.64, EX6200 before 1.0.3.86, EX6150 before 1.0.0.38, EX6130 before 1.0.0.22, EX6120 before 1.0.0.40, EX6100 before 1.0.2.22, EX6000 before 1.0.0.30, EX3700 before 1.0.0.70, EX3800 before 1.0.0.70, R8300 before 1.0.2.94, R7300DST before 1.0.0.62, R7000P before 1.3.0.20, R6900P before 1.3.0.20, R6400 before 1.0.1.32, R6300v2 before 1.0.4.24, R8500 before 1.0.2.94, WNDR3400v3 before 1.0.1.18, and WN2500RPv2 before 1.0.1.52.

Patch / fix

fixed in 18

netgear ex7000_firmware 1.0.0.64
netgear ex6200_firmware 1.0.3.86
netgear ex6150_firmware 1.0.0.38
netgear ex6130_firmware 1.0.0.22
netgear ex6120_firmware 1.0.0.40
netgear ex6100_firmware 1.0.2.22
netgear ex6000_firmware 1.0.0.30
netgear ex3700_firmware 1.0.0.70
netgear ex3800_firmware 1.0.0.70
netgear r8300_firmware 1.0.2.94
netgear r7300dst_firmware 1.0.0.62
netgear r7000p_firmware 1.3.0.20
netgear r6900p_firmware 1.3.0.20
netgear r6400_firmware 1.0.1.32
netgear r6300_firmware 1.0.4.24
netgear r8500_firmware 1.0.2.94
netgear wndr3400_firmware 1.0.1.18
netgear wn2500rp_firmware 1.0.1.52

Exploit prediction

0.72% chance of exploitation in the next 30 days, higher than 54% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.0	7.1	CVSS:3.0/AC:L/AV:A/A:N/C:H/I:L/PR:N/S:U/UI:N
NVD	3.1	6.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CNA	3.0	7.1	CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N
NVD	2.0	4.3	AV:N/AC:M/Au:N/C:N/I:P/A:N

Classification

Weakness

CWE-79 Improper Neutralization of Input During Web Page Generation

References

kb.netgear.com /000060643/Security-Advisory-for-Reflected-Cross-Site-Scripting-on-Some-Routers-and-Extenders-PSV-2017-0709
vendor-advisory

Sources

CVE List CVE-2019-20756
NVD CVE-2019-20756

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary