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CVE-2021-44032

25
FAUCET Score

CVE-2021-44032 affects TP-Link Omada SDN Software Controller versions prior to 5.0.15, allowing attackers to bypass captive portal authentication. This vulnerability, rated 7.5 HIGH, stems from the controller's failure to validate the requested authentication method, enabling an attacker to force a "no authentication" bypass. While the attack is network-based and low complexity, it can lead to unauthorized access to protected networks. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 5.0.15CPE matchmatch criteria
cpe:2.3:a:tp-link:omada_software_controller:*:*:*:*:*:windows:*:*

CVSS Data

CVSS version used by this source: 3.1

7.5HIGH

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.79%
Probability of exploitation in next 30 days
EPSS Percentile
76.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0179 is in the 59th percentile among its peer group of 51,553 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

github.com / Orange-Cyberdefense/CVE-repository/blob/master/PoCs/POC_CVE-2021-44032_Kevin.md
ExploitThird Party Advisory
tp-link.com / us/omada-sdn
Vendor Advisory
tp-link.com / us/security
Vendor Advisory