← Vulnerability feed

Vulnerability record · CVE-2021-26752 · published 12 February 2021

CVE-2021-26752: Nedi os command injection vulnerability

Nedi · Nedi

NeDi 1.9C allows an authenticated user to execute operating system commands in the Nodes Traffic function on the endpoint /Nodes-Traffic.php via the md or ag HTTP GET parameter. This allows an attacker to obtain access to the operating system where NeDi is installed and to all application data.

8.8 CVSS 3.1 High EPSS 1.5% · top 26.9% CWE-78 · OS command injection
8.8CVSS 3.1 base score, v2 6.5
1.5%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

NeDi 1.9C allows an authenticated user to execute operating system commands in the Nodes Traffic function on the endpoint /Nodes-Traffic.php via the md or ag HTTP GET parameter. This allows an attacker to obtain access to the operating system where NeDi is installed and to all application data.

CVSS:3.1/AV:N/AC:L/PR:L/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
https://n4nj0.github.io/advisories/nedi-multiple-vulnerabilities-i/ ExploitThird Party Advisory
https://n4nj0.github.io/advisories/nedi-multiple-vulnerabilities-i/ ExploitThird Party Advisory

Track CVE-2021-26752 inside VULONE

Watch it alongside the ransomware crews, C2 infrastructure and forum chatter that reference it, query it through the API and pull it into your SIEM over TAXII.

Start free Open in platform

Related vulnerabilities

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

9.9CVE-2021-26753Nedi incorrect authorization vulnerabilityNeDi 1.9C allows an authenticated user to inject PHP code in the System Files function on the endpoint /System-Files.php via the txt HTTP POST parame…EPSS 1.2%9.1CVE-2022-40895Nedi observable discrepancy vulnerabilityIn certain Nedi products, a vulnerability in the web UI of NeDi login & Community login could allow an unauthenticated, remote attacker to affect the…EPSS 1.8%8.8CVE-2021-26751Nedi sql injection vulnerabilityNeDi 1.9C allows an authenticated user to perform a SQL Injection in the Monitoring History function on the endpoint /Monitoring-History.php via the …EPSS 1.2%8.8CVE-2020-14412Nedi os command injection vulnerabilityNeDi 1.9C is vulnerable to Remote Command Execution. System-Snapshot.php improperly escapes shell metacharacters from a POST request. An attacker can…EPSS 3.7%8.8CVE-2020-14414Nedi os command injection vulnerabilityNeDi 1.9C is vulnerable to Remote Command Execution. pwsec.php improperly escapes shell metacharacters from a POST request. An attacker can exploit t…EPSS 3.7%8.8CVE-2018-20727Nedi os command injection vulnerabilityMultiple command injection vulnerabilities in NeDi before 1.7Cp3 allow authenticated users to execute code on the server side via the flt parameter t…EPSS 5.6%8.8CVE-2018-20728Nedi cross-site request forgery vulnerabilityA cross site request forgery (CSRF) vulnerability in NeDi before 1.7Cp3 allows remote attackers to escalate privileges via User-Management.php.EPSS 0.59%7.5CVE-2018-20730Nedi sql injection vulnerabilityA SQL injection vulnerability in NeDi before 1.7Cp3 allows any user to execute arbitrary SQL read commands via the query.php component.EPSS 1.2%

Source: NIST National Vulnerability Database (record CVE-2021-26752), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.