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CVE-2021-38536

18
FAUCET Score

CVE-2021-38536 describes a stored Cross-Site Scripting (XSS) vulnerability impacting numerous NETGEAR router models, including the D6200, D7000, and various R-series and AC-series devices, before specific firmware versions. This vulnerability has a CVSS score of 4.8 (Medium), indicating that an attacker with high privileges could exploit it with low attack complexity, requiring user interaction, to achieve limited confidentiality and integrity impacts. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
< 1.1.00.40CPE matchmatch criteria
cpe:2.3:o:netgear:d6200_firmware:*:*:*:*:*:*:*:*
< 1.0.1.78CPE matchmatch criteria
cpe:2.3:o:netgear:d7000_firmware:*:*:*:*:*:*:*:*
< 1.0.0.48CPE matchmatch criteria
cpe:2.3:o:netgear:r6020_firmware:*:*:*:*:*:*:*:*
< 1.0.0.48CPE matchmatch criteria
cpe:2.3:o:netgear:r6080_firmware:*:*:*:*:*:*:*:*
< 1.0.0.66CPE matchmatch criteria
cpe:2.3:o:netgear:r6120_firmware:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

4.3MEDIUM

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

Attack Vector
ADJACENT_NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
1.2
Impact Score
2.7
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.46%
Probability of exploitation in next 30 days
EPSS Percentile
37.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0046 is in the 56th percentile among its peer group of 4,937 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

kb.netgear.com / 000063774/Security-Advisory-for-Stored-Cross-Site-Scripting-on-Some-Routers-and-Gateways-PSV-2019-0193
Vendor Advisory