Intel

CVE-2026-102256

SMA: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') (CVE-2026-102256)

highEPSS 0.5%

Description

Post-authentication Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability has been identified in the SMA1000 appliance which in specific conditions could potentially enable a remote authenticated attacker as administrator to execute arbitrary OS commands, resulting in remote code execution.

Source: cvelistv5NVD (NIST)CVE.org (MITRE)BSI WID PortalBSI CSAF

Affected products

The following versions are affected. Older releases of the same product line are also vulnerable unless stated otherwise.

SonicWallSMA
1000 Models 6210 <12.4.3-036701000 Models 6210 <12.5.0-030821000 Models 7210 <12.4.3-036701000 Models 7210 <12.5.0-030821000 Models 8200v <12.4.3-036701000 Models 8200v <12.5.0-03082

Metrics

XIEM Effective CVSS
7.8
Source: cna-v3
EPSS percentile
40.5 %
High — this CVE ranks above the median of all CVEs scored today (rank ≥ 36%).
KEV status
—
Show all metrics
Severity
high
Priority score
82.14
Exploit maturity
no public PoC known
CVSS v3
7.8
EPSS score
0.5 %
Low — model estimates < 1% exploitation likelihood.
Published
2026-10-07 13:17 UTC
CWE
CWE-78

Weakness classes (CWE)

  • CWE-78Base

    Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

    The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.

    cwe.mitre.org →

References & sources

Reanalysis & status changes

Chronological NVD audit events for this CVE — reanalyses, CVSS updates, CPE diffs.

  1. CVE Modified2026-10-08 04:17 UTC· 134c704f-9b21-4f2e-91b3-4a467353bcc0
    • SSVC: {"id":"CVE-2026-102256","role":"CISA Coordinator","options":[{"exploitation":"none"},{"automatable":"no"},{"technical…
    • SSVC: {"id":"CVE-2026-102256","role":"CISA Coordinator","options":[{"exploitation":"none"},{"automatable":"no"},{"technical…
  2. CVE Modified2026-10-07 15:16 UTC· 134c704f-9b21-4f2e-91b3-4a467353bcc0
    • CVSS V3.1: AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
    • SSVC: {"id":"CVE-2026-102256","role":"CISA Coordinator","options":[{"exploitation":"none"},{"automatable":"no"},{"technical…
  3. New CVE Received2026-10-07 13:17 UTC· PSIRT@sonicwall.com
    • Description: Post-authentication Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability has been identified in the SMA1000 appliance which in specific conditions could potentially enable a remote authenticated attacker as administrator to execute arbitrary OS commands, resulting in remote code execution.
    • CWE: CWE-78
    • Affected: New affected value received. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/102xxx/CVE-2026-102256.json">CVE-2026-102256</a>
    • Reference: https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2026-0017

Linked advisories