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Vulnerability record · CVE-2018-21167 · published 27 April 2020

CVE-2018-21167: Netgear d6100 firmware cross-site scripting vulnerability

Netgear · D6100 Firmware

Certain NETGEAR devices are affected by stored XSS. This affects D6100 before 1.0.0.57, DM200 before 1.0.0.50, EX2700 before 1.0.1.32, EX6100v2 before 1.0.1.70, EX6150v2 before 1.0.1.70, EX6200v2 before 1.0.1.62, EX6400 before 1.0.1.78, EX7300 before 1.0.1.78, EX8000 before 1.0.0.114, R6100 before 1.0.1.22, R7500 before 1.0.0.122, R7800 before 1.0.2.42, R8900 before 1.0.3.10, R9000 before 1.0.3.10, WN2000RPTv3 before 1.0.1.26, WN3000RPv3 before 1.0.2.66, WN3100RPv2 before 1.0.0.42, WNDR3700v4 before 1.0.2.96, WNDR4300 before 1.0.2.98, WNDR4300v2 before 1.0.0.54, WNDR4500v3 before 1.0.0.54, and WNR2000v5 before 1.0.0.64.

5.5 CVSS 3.1 Medium EPSS 0.80% · top 44.8% CWE-79 · Cross-site scripting
5.5CVSS 3.1 base score, v2 3.5
0.80%EPSS exploitation probability, 30 days
NoNot in CISA KEV
21Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

Description

Certain NETGEAR devices are affected by stored XSS. This affects D6100 before 1.0.0.57, DM200 before 1.0.0.50, EX2700 before 1.0.1.32, EX6100v2 before 1.0.1.70, EX6150v2 before 1.0.1.70, EX6200v2 before 1.0.1.62, EX6400 before 1.0.1.78, EX7300 before 1.0.1.78, EX8000 before 1.0.0.114, R6100 before 1.0.1.22, R7500 before 1.0.0.122, R7800 before 1.0.2.42, R8900 before 1.0.3.10, R9000 before 1.0.3.10, WN2000RPTv3 before 1.0.1.26, WN3000RPv3 before 1.0.2.66, WN3100RPv2 before 1.0.0.42, WNDR3700v4 before 1.0.2.96, WNDR4300 before 1.0.2.98, WNDR4300v2 before 1.0.0.54, WNDR4500v3 before 1.0.0.54, and WNR2000v5 before 1.0.0.64.

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:N

Affected products

21 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://kb.netgear.com/000055191/Security-Advisory-for-Stored-Cross-Site-Scripting-on-Routers-Gateways-Extenders-and-DSL Vendor Advisory
https://kb.netgear.com/000055191/Security-Advisory-for-Stored-Cross-Site-Scripting-on-Routers-Gateways-Extenders-and-DSL Vendor Advisory

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Source: NIST National Vulnerability Database (record CVE-2018-21167), CISA KEV, FIRST EPSS (scores of 2026-10-05). This page is refreshed as NVD updates the record.