CVE-2026-0206

🗓️ 29 Apr 2026 16:21:40Reported by sonicwallType

CVE-2026-0206: post-authentication stack-based buffer overflow in SonicOS enables remote crash of the firewall.

Reporter	Title	Published	Views	Family All 11
ATTACKERKB	CVE-2026-0206	29 Apr 202616:21	–	attackerkb
Circl	CVE-2026-0206	30 Apr 202613:55	–	circl
CNNVD	SonicWALL SonicOS 安全漏洞	29 Apr 202600:00	–	cnnvd
Cvelist	CVE-2026-0206	29 Apr 202616:21	–	cvelist
EUVD	EUVD-2026-26256	29 Apr 202616:21	–	euvd
NVD	CVE-2026-0206	29 Apr 202617:16	–	nvd
Positive Technologies	PT-2026-35947	29 Apr 202600:00	–	ptsecurity
RedhatCVE	CVE-2026-0206	5 Jun 202619:44	–	redhatcve
SonicWall	SonicOS affected by multiple vulnerabilities	29 Apr 202613:48	–	sonicwall
Tenable Nessus	SonicWall SonicOS Multiple Vulnerabilities (SNWLID-2026-0004)	1 May 202600:00	–	nessus

NVD

Vulners

Node

sonicwall sonicosRange<6.5.5.2-28n

AND

sonicwall nsa_2650Match-

sonicwall nsa_3600Match-

sonicwall nsa_3650Match-

sonicwall nsa_4600Match-

sonicwall nsa_4650Match-

sonicwall nsa_5600Match-

sonicwall nsa_5650Match-

sonicwall nsa_6600Match-

sonicwall nsa_6650Match-

sonicwall sm_9200Match-

sonicwall sm_9250Match-

sonicwall sm_9400Match-

sonicwall sm_9450Match-

sonicwall sm_9600Match-

sonicwall sm_9650Match-

sonicwall soho_250Match-

sonicwall soho_250wMatch-

sonicwall sohowMatch-

sonicwall tz_300Match-

sonicwall tz_300pMatch-

sonicwall tz_300wMatch-

sonicwall tz_350Match-

sonicwall tz_350wMatch-

sonicwall tz_400Match-

sonicwall tz_400wMatch-

sonicwall tz_500Match-

sonicwall tz_500wMatch-

sonicwall tz_600Match-

sonicwall tz_600pMatch-

Node

sonicwall sonicosRange7.0.0.0–7.0.1-5169

sonicwall sonicosRange7.1.1-7040–7.3.2-7010

AND

sonicwall nsa_2700Match-

sonicwall nsa_3700Match-

sonicwall nsa_4700Match-

sonicwall nsa_5700Match-

sonicwall nsa_6700Match-

sonicwall nssp_10700Match-

sonicwall nssp_11700Match-

sonicwall nssp_13700Match-

sonicwall nssp_15700Match-

sonicwall nsv_270Match-

sonicwall nsv_470Match-

sonicwall nsv_870Match-

sonicwall tz270Match-

sonicwall tz270wMatch-

sonicwall tz370Match-

sonicwall tz370wMatch-

sonicwall tz470Match-

sonicwall tz470wMatch-

sonicwall tz570Match-

sonicwall tz570pMatch-

sonicwall tz570wMatch-

sonicwall tz670Match-

Node

sonicwall sonicosRange8.0.0-8035–8.2.0-8009

AND

sonicwall nsa_2800Match-

sonicwall nsa_3800Match-

sonicwall nsa_4800Match-

sonicwall nsa_5800Match-

sonicwall tz280Match-

sonicwall tz280wMatch-

sonicwall tz380Match-

sonicwall tz380wMatch-

sonicwall tz480Match-

sonicwall tz580Match-

sonicwall tz680Match-

sonicwall tz80Match-

[
  {
    "vendor": "SonicWall",
    "product": "SonicOS",
    "platforms": [
      "Linux",
      "Gen6",
      "Gen7",
      "Gen8"
    ],
    "versions": [
      {
        "status": "affected",
        "version": "6.5.5.1-6n and older versions"
      },
      {
        "status": "affected",
        "version": "7.0.1-5169 and older versions"
      },
      {
        "status": "affected",
        "version": "7.3.1-7013 and older versions"
      },
      {
        "status": "affected",
        "version": "8.1.0-8017 and older versions"
      }
    ],
    "defaultStatus": "unknown"
  }
]

Source	Link
psirt	www.psirt.global.sonicwall.com/vuln-detail/SNWLID-2026-0004

17 Jun 2026 10:10Current

5.3Medium risk

Vulners AI Score5.3

CVSS 3.14.9

EPSS0.00504

SSVC

CWE-121