CVE-2024-13986

Name: CVE-2024-13986
Creator: NVD / NIST
Published: 2025-08-28T16:15:32.883+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.7/10EPSS 1.62%

Last modified Jun 17, 2026

CVE-2024-13986 is a high-severity vulnerability rated 8.7/10 on the CVSS scale. Nagios XI < 2024R1.3.2 contains a remote code execution vulnerability by chaining two flaws: an arbitrary file upload and a path traversal in the Core Config Snapshots interface. The issue arises from insufficient validation of file paths and extensions during MIB upload and snapshot rename operations. EPSS estimates a 1.62% chance of exploitation in the next 30 days.

Description

Nagios XI < 2024R1.3.2 contains a remote code execution vulnerability by chaining two flaws: an arbitrary file upload and a path traversal in the Core Config Snapshots interface. The issue arises from insufficient validation of file paths and extensions during MIB upload and snapshot rename operations. Exploitation results in the placement of attacker-controlled PHP files in a web-accessible directory, executed as the www-data user.

Metrics

CVSS 3.1

8.8/10

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

CVSS 4.0

8.7/10

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability

1.62%

73.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions	Update
Nagios	Nagios Xi	< 2024	—
Nagios	Nagios Xi	2024	R1

References

https://theyhack.me/Nagios-XI-Authenticated-RCEExploit, Third Party Advisory
https://www.nagios.com/changelog/nagios-xi/
https://www.nagios.com/products/security/#nagios-xi
https://www.vulncheck.com/advisories/nagios-xi-authenticated-arbitrary-file-upload-path-traversal-rce
https://theyhack.me/Nagios-XI-Authenticated-RCE/Exploit, Third Party Advisory

Timeline

Published: Aug 28, 2025
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2024-13986?

How severe is CVE-2024-13986?

CVE-2024-13986 has a CVSS score of 8.7/10 (HIGH severity). The EPSS model estimates a 1.62% probability of exploitation in the next 30 days.

How do I fix CVE-2024-13986?

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-2024-13986?

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

Scan your code now

Source: NVD / NIST