# CVE-2026-125399: Fluxion before 6.39 OS Command Injection via Crafted SSID

Status: published. Published: 2026-11-09. Updated: 2026-11-09.

Fluxion before 6.39 contains an OS command injection vulnerability in the fluxion.sh target scanner, which decodes access point ESSIDs with eval after escaping only single quotes. Attackers within Wi-Fi range can broadcast an access point with a crafted SSID to execute commands as root when the operator scans or selects it.

## Remediation

- fix: The reporting source identifies this reference as a patch. Check the advisory for affected versions and supported release branches. (source: CNA: VulnCheck) — https://github.com/FluxionNetwork/fluxion/commit/be22b0c42f21144a712b62fc072a438a012eb5d7

## Affected products and versions

- FluxionNetwork / fluxion: ≥ 0; < 6.39 (affected, custom). Source: CNA: VulnCheck

## Severity and prioritization

- CVSS 4.0: 8.6 (high); CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N; source: CNA: VulnCheck

- CVSS 3.1: 8 (high); CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H; source: CNA: VulnCheck

- CISA KEV: No listing in collected sources

- EPSS: Not available

- SSVC: Not available

- Weaknesses: CWE-78

## Exploit evidence

No exploit evidence in collected sources. This is not proof of no exploitation.

## References

- https://github.com/FluxionNetwork/fluxion/commit/be22b0c42f21144a712b62fc072a438a012eb5d7 (CNA: VulnCheck; patch)

- https://github.com/FluxionNetwork/fluxion (CNA: VulnCheck; product)

- https://github.com/FluxionNetwork/fluxion/blob/v6.32/fluxion.sh#L1754-L1757 (CNA: VulnCheck; technical-description)

- https://github.com/FluxionNetwork/fluxion/releases/tag/v6.39 (CNA: VulnCheck; release-notes)

- https://www.vulncheck.com/advisories/fluxion-before-6.39-os-command-injection-via-crafted-ssid (CNA: VulnCheck; third-party-advisory)

## Provenance

- CNA: VulnCheck: https://www.cve.org/CVERecord?id=CVE-2026-125399; retrieved 2026-11-10; source updated 2026-11-09

Revision: e8739ef30ffa7c22876260579cd485459233fc95279eb71385b0826841b1d37a

Canonical: https://y2.dev/cve/CVE-2026-125399

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