CVE-2021-26753

CRITICAL 9.9CVE-2021-26753 · Published 12/02/2021 · updated 17/06/2026

In short

CVE-2021-26753 is a CRITICAL (CVSS 9.9) vulnerability affecting nedi (nedi).
Chance of exploitation in the next 30 days (EPSS): 1.1%, higher than 66.9% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
nedi nedi	`= 1.9c`	No fix yet

Description

NeDi 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 parameter. This allows an attacker to obtain access to the operating system where NeDi is installed and to all application data.

References

n4nj0.github.io/advisories/nedi-multiple-vulnerabilities-i · Exploit

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