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CVE-2025-13566— jarun nnn nnn.c run_cmd_as_plugin double free

Quick assessment

Affected
jarun nnn
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

nnn是Arun Prakash Jana个人开发者的一个终端文件管理器。 nnn 5.1及之前版本存在资源管理错误漏洞，该漏洞源于文件nnn/src/nnn.c中函数show_content_in_floating_window/run_cmd_as_plugin的错误操作，可能导致双重释放。

CVSS 3.3 · Low EPSS 0.13% · P3

Possible ATT&CK Techniques 1 AI

T1211 · Exploitation for Stealth
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I. Basic Information for CVE-2025-13566

Vulnerability Information
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Vulnerability Title
jarun nnn nnn.c run_cmd_as_plugin double free
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
双重释放
Source: CVE Program / CVE List V5
Vulnerability Title
nnn 资源管理错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
nnn是Arun Prakash Jana个人开发者的一个终端文件管理器。 nnn 5.1及之前版本存在资源管理错误漏洞，该漏洞源于文件nnn/src/nnn.c中函数show_content_in_floating_window/run_cmd_as_plugin的错误操作，可能导致双重释放。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
jarun nnn 5.0 -

II. Public POCs for CVE-2025-13566

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III. Intelligence Information for CVE-2025-13566

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IV. Related Vulnerabilities

Same product: nnn
Same weakness: CWE-415

V. Comments for CVE-2025-13566

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