CVE records

Every CVE as the CVE Program publishes it, refreshed every ten minutes, with NVD's analysis, CISA's known-exploited status and a healthcare tag. Subscribers get the CVEs that match their own systems on My program, by email as they are published. Where the data comes from: sources.

Updated under an hour ago (2026-10-19 05:50 UTC)

What this means for you

This week: 5,436 CVEs published, 357 critical, and 7 newly confirmed exploited. Add your stack to see whether any of them hit you.

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This week's critical CVEs

Exploited in the last 30 days

Published in the last 7 days: 5,436; Show in the list
Critical, last 7 days: 357; Show in the list
Healthcare-tagged, last 7 days: 4; Show in the list
Known exploited (CISA KEV): 1,747; Show in the list

Showing CVEs that name the product sonicwall:sonicos. Show all products

15 CVEs, showing 1 to 15

CVE	Severity	Title	Published
CVE-2026-0206	Medium 4.9	A post-authentication Stack-based Buffer Overflow vulnerabilities in SonicOS allows a remote attacker to crash a firewall.	Apr 29, 2026
CVE-2026-0205	Medium 6.8	A post-authentication Path Traversal vulnerability in SonicOS allows an attacker to interact with usually restricted services.	Apr 29, 2026
CVE-2026-0204	High 8.0	A vulnerability in the access control mechanism of SonicOS may allow certain management interface functions to be accessible under specific conditions.	Apr 29, 2026
CVE-2026-3439	Medium 4.9	A post-authentication Stack-based Buffer Overflow vulnerability in SonicOS certificate handling allows a remote attacker to crash a firewall.	Mar 4, 2026
CVE-2026-0402	Medium 4.9	A post-authentication Out-of-bounds Read vulnerability in SonicOS allows a remote attacker to crash a firewall.	Feb 24, 2026
CVE-2026-0401	Medium 4.9	A post-authentication NULL Pointer Dereference vulnerability in SonicOS allows a remote attacker to crash a firewall.	Feb 24, 2026
CVE-2026-0400	Medium 4.9	A post-authentication Format String vulnerability in SonicOS allows a remote attacker to crash a firewall.	Feb 24, 2026
CVE-2026-0399	Medium 4.9	Multiple post-authentication stack-based buffer overflow vulnerabilities in the SonicOS management interface due to improper bounds checking in a API endpoint.	Feb 24, 2026
CVE-2025-40601	High 7.5	A Stack-based buffer overflow vulnerability in the SonicOS SSLVPN service allows a remote unauthenticated attacker to cause Denial of Service (DoS), which could cause an impacted firewall to crash.	Nov 20, 2025
CVE-2024-53704 Known exploited	High 8.2	An Improper Authentication vulnerability in the SSLVPN authentication mechanism allows a remote attacker to bypass authentication. Assigned by sonicwall	Jan 9, 2025
CVE-2024-40766 Known exploited	Critical 9.3	An improper access control vulnerability has been identified in the SonicWall SonicOS management access, potentially leading to unauthorized resource access and in specific conditions, causing the fi… Assigned by sonicwall	Aug 23, 2024
CVE-2024-3596	Critical 9.0	RADIUS Protocol under RFC2865 is vulnerable to forgery attacks. Assigned by certcc	Jul 9, 2024
CVE-2021-3450	High 7.4	CA certificate check bypass with X509_V_FLAG_X509_STRICT Assigned by openssl	Mar 25, 2021
CVE-2021-3449	Medium 5.9	NULL pointer deref in signature_algorithms processing Assigned by openssl	Mar 25, 2021
CVE-2020-5135 Known exploited	Critical 9.8	A buffer overflow vulnerability in SonicOS allows a remote attacker to cause Denial of Service (DoS) and potentially execute arbitrary code by sending a malicious request to the firewall. Assigned by sonicwall	Oct 12, 2020

CVSS is the assigning CNA's score where it gives one, otherwise NVD's. The healthcare tag is a documented heuristic (a list of clinical and health IT vendors, and clinical terms in the description), not a classification. The CVE record is authoritative.