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Vulnerability record · CVE-2021-45814 · published 28 December 2021

CVE-2021-45814: Nettemp nnt sql injection vulnerability

Nettemp · Nnt

Nettmp NNT 5.1 is affected by a SQL injection vulnerability. An attacker can bypass authentication and access the panel with an administrative account.

9.8 CVSS 3.1 Critical EPSS 6.3% · top 6.6% CWE-89 · SQL injection
9.8CVSS 3.1 base score, v2 7.5
6.3%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References, 6 tagged exploit
17 Jun 2026Last modified by NVD

Description

Nettmp NNT 5.1 is affected by a SQL injection vulnerability. An attacker can bypass authentication and access the panel with an administrative account.

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

Affected products

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

References

LinkTags
http://packetstormsecurity.com/files/165438/Nettmp-NNT-5.1-SQL-Injection.html ExploitThird Party AdvisoryVDB Entry
https://drive.google.com/file/d/1-WiC1RDbcUqNB5sYd2h2n4rcU873s3gM/view?usp=sharing ExploitThird Party Advisory
https://drive.google.com/file/d/1WS_pa2PzLS1EplBu7pjx7hXlyBwCepP9/view?usp=sharing ExploitThird Party Advisory
http://packetstormsecurity.com/files/165438/Nettmp-NNT-5.1-SQL-Injection.html ExploitThird Party AdvisoryVDB Entry
https://drive.google.com/file/d/1-WiC1RDbcUqNB5sYd2h2n4rcU873s3gM/view?usp=sharing ExploitThird Party Advisory
https://drive.google.com/file/d/1WS_pa2PzLS1EplBu7pjx7hXlyBwCepP9/view?usp=sharing ExploitThird Party Advisory

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Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2021-45814), CISA KEV, FIRST EPSS (scores of 2026-09-28). This page is refreshed as NVD updates the record.