Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2021-45673

19
FAUCET Score

CVE-2021-45673 is a stored Cross-Site Scripting (XSS) vulnerability impacting several NETGEAR router models, including the R7000, R7900, R8000, and various RAX series devices, requiring firmware updates to remediate. Rated Medium severity (CVSS 5.4), successful exploitation requires low privileges and user interaction, potentially leading to limited impact on confidentiality and integrity. There is currently no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this vulnerability.

Impacted Technologies

VendorProductVersion(s)CPE
< 1.0.11.110CPE matchmatch criteria
cpe:2.3:o:netgear:r7000_firmware:*:*:*:*:*:*:*:*
< 1.0.4.30CPE matchmatch criteria
cpe:2.3:o:netgear:r7900_firmware:*:*:*:*:*:*:*:*
< 1.0.4.62CPE matchmatch criteria
cpe:2.3:o:netgear:r8000_firmware:*:*:*:*:*:*:*:*
< 1.0.3.106CPE matchmatch criteria
cpe:2.3:o:netgear:rax200_firmware:*:*:*:*:*:*:*:*
< 1.3.3.140CPE matchmatch criteria
cpe:2.3:o:netgear:r7000p_firmware:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

4.8MEDIUM

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

Attack Vector
ADJACENT_NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
1.7
Impact Score
2.7
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.48%
Probability of exploitation in next 30 days
EPSS Percentile
38.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0048 is in the 58th percentile among its peer group of 15,239 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 / 000064456/Security-Advisory-for-Stored-Cross-Site-Scripting-on-Some-Routers-PSV-2020-0003
PatchVendor Advisory