CVE-2026-121548
highJarun nnn through 5.3 contains an OS command injection vulnerability in plugins/togglex that allows attackers to execute commands via crafted filenames.
Jarun nnn through 5.3 contains an OS command injection vulnerability in plugins/togglex that allows attackers to execute commands via crafted filenames. Attackers can place files whose names contain a double quote and shell syntax, which xargs -I splices into an sh -c script, running commands as the user invoking togglex.
CVSS
7.8
7.8 (CVSS v3.1)
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Severity source: NVD CVSS v3.1 (disclosure@vulncheck.com)
Timeline (UTC)
Published: 2026-11-03 16:17
Modified: 2026-11-03 17:18
NVD status: Awaiting Analysis
Last synced 1 day ago
Verified against the source API 2026-11-03 17:20 UTC
Exploitation
Not listed in CISA KEV (as of last catalog sync)
Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).
Affected products
Not reported by the source (unknown — not "none").
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
No vendor advisory or patch reference tagged by NVD. Check the references below.
References
- https://github.com/jarun/nnn disclosure@vulncheck.com
- https://github.com/jarun/nnn/blob/v5.3/plugins/togglex#L15 disclosure@vulncheck.com
- https://github.com/jarun/nnn/commit/04715921aece0257fef7a8558c0783493d98efff disclosure@vulncheck.com
- https://github.com/jarun/nnn/issues/2188 disclosure@vulncheck.com
- https://www.vulncheck.com/advisories/nnn-through-5.3-os-command-injection-via-togglex-plug... disclosure@vulncheck.com
- https://github.com/jarun/nnn/issues/2188 134c704f-9b21-4f2e-91b3-4a467353bcc0
Data sources
NVD CVE API 2.0 — fetched 2026-11-03 17:20 UTC · record ↗