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-2019-11535

29
FAUCET Score

CVE-2019-11535 is a critical remote command execution vulnerability affecting Linksys RE6300 and RE6400 WiFi extenders running firmware up to version 1.2.04.022. The flaw stems from unsanitized user input in the web interface, allowing attackers to execute arbitrary system commands. With a CVSS score of 9.8, this vulnerability is easily exploitable over the network with low attack complexity, potentially leading to full compromise of the affected device. While no public exploits or active exploitation have been observed, the high severity and ease of exploitation warrant immediate patching.

Impacted Technologies

VendorProductVersion(s)CPE
<= 1.2.04.022CPE matchmatch criteria
cpe:2.3:o:linksys:re6400_firmware:*:*:*:*:*:*:*:*
<= 1.2.04.022CPE matchmatch criteria
cpe:2.3:o:linksys:re6300_firmware:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

9.8CRITICAL

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
5.05%
Probability of exploitation in next 30 days
EPSS Percentile
91.4%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0505 is in the 86th percentile among its peer group of 36,897 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

s3.amazonaws.com / downloads.linksys.com/support/assets/releasenotes/Linksys%20RE6300%20RE6400%20Firmware%20Release%20Notes_v1.2.05.001.txt
Release NotesThird Party Advisory