CVE-2025-13566

jarun nnn nnn.c run_cmd_as_plugin double free

State: Published
Severity: 4.8 Medium
Published: Nov 23, 2025
Updated: Nov 24, 2025
Reserved: Nov 22, 2025

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.

Scores

CVSS	Score	Vector	Source
4.0	4.8 Medium	CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X	VulDB
3.1	3.3 Low	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:X/RL:O/RC:C	VulDB
3.0	3.3 Low	CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:X/RL:O/RC:C	VulDB
2.0	1.7 Low	AV:L/AC:L/Au:S/C:N/I:N/A:P/E:ND/RL:OF/RC:C	VulDB

Weaknesses

CWE-415 Double Free
CWE-119 Memory Corruption

Affected Products

Product	Versions
nnnjarun	5.0Affected 5.1Affected

References

VDB-333330 | jarun nnn nnn.c run_cmd_as_plugin double freevdb-entrytechnical-description
VDB-333330 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
Submit #698113 | nnn v5.1 Double Freethird-party-advisory
https://github.com/jarun/nnn/issues/2091#issue-3635886658issue-tracking
https://github.com/jarun/nnn/issues/2091#issuecomment-3547591759issue-tracking
https://github.com/jarun/nnn/commit/2f07ccdf21e705377862e5f9dfa31e1694979ac7patch

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