CVE-2026-15409

SonicWall SMA1000 Appliances: Server-Side Request Forgery

As of , CVE-2026-15409 in SonicWall SMA1000 Appliances is on CISA's list of exploited vulnerabilities: CISA listed it on . Our patch-first group: Patch now.

Exploited
Yes: CISA listed it on 14 July 2026
US federal deadline
17 July 20263 days after CISA listed it. US federal civilian agencies must fix it by then.
Used in ransomware campaigns
KnownCISA changed it from Unknown to Known on 3 August 2026.
Forensic triage
Required by CISA under BOD 26-04Agencies must also look for signs that attackers already got in.
EPSS score
0.07Higher than 93% of the CVEs EPSS scores. EPSS estimates the chance of exploitation activity in the next 30 days.
Public exploit
1 Metasploit module
Fix
Vendor advice: psirt.global.sonicwall.comLinks below, from CISA's entry.

What CISA says to do

Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.

CISA's required action

What the flaw is

SonicWall SMA1000 Appliances contain a server-side request forgery vulnerability that could allow a remote unauthenticated attacker to potentially cause the appliance to make requests to unintended location.

CISA's description

A Server-side request forgery (SSRF) vulnerability has been identified in the SMA1000 Appliance Work Place interface. A remote unauthenticated attacker could potentially cause the appliance to make requests to unintended location.

The CVE record's description, from sonicwall

CVE published
14 July 2026
Assigned by
sonicwall
CVSS
10.0 Critical (CVSS 3.1, from CISA-ADP)
CWE-918
Server-Side Request Forgery (SSRF)
CISA SSVC, exploitation
active
CISA SSVC, automatable
yes
CISA SSVC, technical impact
total

Timeline

  1. The CVE record was published.
  2. CISA added it to its list of exploited vulnerabilities.
  3. The US federal deadline to fix it.
  4. CISA changed its entry. Ransomware use: Unknown to Known.

Public exploits

Facts from Metasploit's module list and Exploit-DB's index; we never copy exploit code.

  • Metasploit: SonicWall SMA1000 WorkPlace wsproxy SSRF Remote Command Executionexploit module, rank excellent

SMA1000 Appliances: other exploited entries

VulnerabilityProductOur groupListedDeadlineEPSS
CVE-2026-83548Server-Side Request ForgerySonicWall SMA1000 AppliancesPatch nowForensic triage required by CISA; Metasploit module0.09
CVE-2026-83549OS Command InjectionSonicWall SMA1000 AppliancesPatch nowForensic triage required by CISA; Metasploit module0.11
CVE-2026-15410Code InjectionSonicWall SMA1000 AppliancesPatch nowForensic triage required by CISA; ransomware use, listed within a year0.12
CVE-2025-23006DeserializationSonicWall SMA1000 AppliancesPatch this weekRansomware use0.23

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