---
id: CVE-2025-13566
title: A security vulnerability has been detected in jarun nnn up to 5.1
summary: >-
  A security vulnerability has been detected in jarun nnn up to 5.1. The
  impacted element is the function
  show_content_in_floating_window/run_cmd_as_plugin of the file nnn/src/nnn.c.
  The manipulation leads to double free. An attack has to …
severity: low
cvss: 3.3
cvssVector: 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L'
cwe:
  - CWE-119
  - CWE-415
published: '2025-11-23'
updated: '2026-10-08'
sourceUpdated: '2026-10-08T10:10:00.227'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2025-13566'
references:
  - url: >-
      https://github.com/jarun/nnn/commit/2f07ccdf21e705377862e5f9dfa31e1694979ac7
    label: cna@vuldb.com
  - url: 'https://github.com/jarun/nnn/issues/2091#issue-3635886658'
    label: cna@vuldb.com
  - url: 'https://github.com/jarun/nnn/issues/2091#issuecomment-3547591759'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/?ctiid.333330'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/?id.333330'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/?submit.698113'
    label: cna@vuldb.com
tags:
  - nvd
epss: 0.00133
epssPercentile: 0.02441
ingestedAt: '2026-10-08T10:28:20.732Z'
---

## Overview

A security vulnerability has been detected in jarun nnn up to 5.1. The impacted element is the function show_content_in_floating_window/run_cmd_as_plugin of the file nnn/src/nnn.c. The manipulation leads to double free. An attack has to be approached locally. The identifier of the patch is 2f07ccdf21e705377862e5f9dfa31e1694979ac7. It is suggested to install a patch to address this issue.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.