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    CVE-2026-0206

    A post-authentication Stack-based Buffer Overflow vulnerabilities in SonicOS allows a remote attacker to crash a firewall.

    Published:Apr 29, 2026
    Last Modified:May 5, 2026
    EPS:Apr 29, 2026
    EPSS Score:0.00172
    CVSS Score:4.9

    Affected Products

    Vendor
    Sonicwall
    Product
    Nsa 2650
    Vendor
    Sonicwall
    Product
    Nsa 2700
    Vendor
    Sonicwall
    Product
    Nsa 2800
    Vendor
    Sonicwall
    Product
    Nsa 3600
    Vendor
    Sonicwall
    Product
    Nsa 3650
    Vendor
    Sonicwall
    Product
    Nsa 3700
    Vendor
    Sonicwall
    Product
    Nsa 3800
    Vendor
    Sonicwall
    Product
    Nsa 4600
    Vendor
    Sonicwall
    Product
    Nsa 4650
    Vendor
    Sonicwall
    Product
    Nsa 4700
    Vendor
    Sonicwall
    Product
    Nsa 4800
    Vendor
    Sonicwall
    Product
    Nsa 5600
    Vendor
    Sonicwall
    Product
    Nsa 5650
    Vendor
    Sonicwall
    Product
    Nsa 5700
    Vendor
    Sonicwall
    Product
    Nsa 5800
    Vendor
    Sonicwall
    Product
    Nsa 6600
    Vendor
    Sonicwall
    Product
    Nsa 6650
    Vendor
    Sonicwall
    Product
    Nsa 6700
    Vendor
    Sonicwall
    Product
    Nssp 10700
    Vendor
    Sonicwall
    Product
    Nssp 11700
    Vendor
    Sonicwall
    Product
    Nssp 13700
    Vendor
    Sonicwall
    Product
    Nssp 15700
    Vendor
    Sonicwall
    Product
    Nsv 270
    Vendor
    Sonicwall
    Product
    Nsv 470
    Vendor
    Sonicwall
    Product
    Nsv 870
    Vendor
    Sonicwall
    Product
    Sm 9200
    Vendor
    Sonicwall
    Product
    Sm 9250
    Vendor
    Sonicwall
    Product
    Sm 9400
    Vendor
    Sonicwall
    Product
    Sm 9450
    Vendor
    Sonicwall
    Product
    Sm 9600
    Vendor
    Sonicwall
    Product
    Sm 9650
    Vendor
    Sonicwall
    Product
    Soho 250
    Vendor
    Sonicwall
    Product
    Soho 250w
    Vendor
    Sonicwall
    Product
    Sohow
    Vendor
    Sonicwall
    Product
    Sonicos
    Vendor
    Sonicwall
    Product
    Tz270
    Vendor
    Sonicwall
    Product
    Tz270w
    Vendor
    Sonicwall
    Product
    Tz280
    Vendor
    Sonicwall
    Product
    Tz280w
    Vendor
    Sonicwall
    Product
    Tz370
    Vendor
    Sonicwall
    Product
    Tz370w
    Vendor
    Sonicwall
    Product
    Tz380
    Vendor
    Sonicwall
    Product
    Tz380w
    Vendor
    Sonicwall
    Product
    Tz470
    Vendor
    Sonicwall
    Product
    Tz470w
    Vendor
    Sonicwall
    Product
    Tz480
    Vendor
    Sonicwall
    Product
    Tz570
    Vendor
    Sonicwall
    Product
    Tz570p
    Vendor
    Sonicwall
    Product
    Tz570w
    Vendor
    Sonicwall
    Product
    Tz580
    Vendor
    Sonicwall
    Product
    Tz670
    Vendor
    Sonicwall
    Product
    Tz680
    Vendor
    Sonicwall
    Product
    Tz80
    Vendor
    Sonicwall
    Product
    Tz 300
    Vendor
    Sonicwall
    Product
    Tz 300p
    Vendor
    Sonicwall
    Product
    Tz 300w
    Vendor
    Sonicwall
    Product
    Tz 350
    Vendor
    Sonicwall
    Product
    Tz 350w
    Vendor
    Sonicwall
    Product
    Tz 400
    Vendor
    Sonicwall
    Product
    Tz 400w
    Vendor
    Sonicwall
    Product
    Tz 500
    Vendor
    Sonicwall
    Product
    Tz 500w
    Vendor
    Sonicwall
    Product
    Tz 600
    Vendor
    Sonicwall
    Product
    Tz 600p

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-121 Stack-based Buffer Overflow

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

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    CVE-2024-40766 (CVSS 9.8) — An improper access control vulnerability has been identified in the SonicWall SonicOS management access, poten…
    CVE-2023-41715 (CVSS 8.8) — SonicOS post-authentication Improper Privilege Management vulnerability in the SonicOS SSL VPN Tunnel allows u…
    CVE-2023-41713 (CVSS 7.5) — SonicOS Use of Hard-coded Password vulnerability in the 'dynHandleBuyToolbar' demo function.…
    CVE-2023-41712 (CVSS 6.5) — SonicOS post-authentication Stack-Based Buffer Overflow Vulnerability in the SSL VPN plainprefs.exp URL endpoi…
    CVE-2023-41711 (CVSS 6.5) — SonicOS post-authentication Stack-Based Buffer Overflow Vulnerability in the sonicwall.exp, prefs.exp URL endp…
    CVE-2023-39280 (CVSS 6.5) — SonicOS p ost-authentication Stack-Based Buffer Overflow vulnerability in the ssoStats-s.xml, ssoStats-s.wri …
    CVE-2023-39279 (CVSS 6.5) — SonicOS post-authentication Stack-Based Buffer Overflow vulnerability in the getPacketReplayData.json URL endp…
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    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High