Vulnerability · Published Nov 23, 2025 · Assigned by VulDB
CVE-2025-13566jarun nnn nnn.c run_cmd_as_plugin double free
Low 3.3
In plain English
A low-severity double free in nnn from jarun. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.1% (higher than 4% of all known vulnerabilities).
Official 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.
Affected products (as reported)
Weakness: CWE-415, CWE-119 · Vector: 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
References
- VDB-333330 | jarun nnn nnn.c run_cmd_as_plugin double free vdb-entry, technical-description
- VDB-333330 | CTI Indicators (IOB, IOC, IOA) signature, permissions-required
- Submit #698113 | nnn v5.1 Double Free third-party-advisory
- https://github.com/jarun/nnn/issues/2091#issue-3635886658 issue-tracking
- https://github.com/jarun/nnn/issues/2091#issuecomment-3547591759 issue-tracking
- https://github.com/jarun/nnn/commit/2f07ccdf21e705377862e5f9dfa31e1694979ac7 patch