CVE-2021-44278

Name: CVE-2021-44278
Creator: NVD / NIST
Published: 2021-12-03T13:15:07.733+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 1.44%

Last modified Jun 17, 2026

CVE-2021-44278 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Librenms 21.11.0 is affected by a path manipulation vulnerability in includes/html/pages/device/showconfig.inc.php.. EPSS estimates a 1.44% chance of exploitation in the next 30 days.

Description

Librenms 21.11.0 is affected by a path manipulation vulnerability in includes/html/pages/device/showconfig.inc.php.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

1.44%

69.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-22

Affected Software

Vendor	Product	Versions
Librenms	Librenms	21.11.0

References

https://github.com/librenms/librenms/pull/13554Exploit, Issue Tracking, Patch, Third Party Advisory
https://github.com/librenms/librenms/pull/13554Exploit, Issue Tracking, Patch, Third Party Advisory

Timeline

Published: Dec 3, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-44278?

Librenms 21.11.0 is affected by a path manipulation vulnerability in includes/html/pages/device/showconfig.inc.php.

How severe is CVE-2021-44278?

CVE-2021-44278 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.44% probability of exploitation in the next 30 days.

How do I fix CVE-2021-44278?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-44278?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST