Low 3.3Published Nov 23, 2025

CVE-2025-13566A security vulnerability has been detected in jarun nnn up to 5.1.

Updated under an hour ago (2026-10-19 11:40 UTC)

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Exploited in the last 30 days

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.

CVSS: 3.3 LOW (v3.1, NVD)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Weakness (CWE): CWE-119, CWE-415
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Not given
NVD analysis: Deferred
Record last updated: Oct 8, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

No affected products are listed yet.

References

https://github.com/jarun/nnn/commit/2f07ccdf21e705377862e5f9dfa31e1694979ac7
https://github.com/jarun/nnn/issues/2091#issue-3635886658
https://github.com/jarun/nnn/issues/2091#issuecomment-3547591759
https://vuldb.com/?ctiid.333330
https://vuldb.com/?id.333330
https://vuldb.com/?submit.698113

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.