CISA KEV · Known exploitedCritical

CVE-2026-15409

SonicWall SMA1000, sma6210 firmware, sma6210

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.

CVSS
10
EPSS
78.4%
99.5% percentile
CISA KEV
Listed
Published
2026.07.15
PRIORITY ASSESSMENT

Immediate review

CISA has listed this vulnerability in the Known Exploited Vulnerabilities catalog.

Known exploitationConfirmed by CISA KEV
Exploit probability78.4%
Technical severityCVSS 10

Vulnerability overview

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.

Affected product and versions

Product
SonicWall SMA1000, sma6210 firmware, sma6210
Affected versions
>= 12.4.3-03245 <= 12.4.3-03434, >= 12.5.0-02283 <= 12.5.0-02800, 12.4.3-03245, 12.4.3-03387, 12.4.3-03434, 12.5.0-02283, 12.5.0-02624, 12.5.0-02800
Fixed versions
No verified fixed-version field is available yet

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide
CISA required action

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.

Due date: 2026.07.17
  1. 1
    Identify

    Confirm that SonicWall SMA1000, sma6210 firmware, sma6210 and an affected version are present.

  2. 2
    Prioritize

    Combine exploitation signals with asset exposure and business criticality.

  3. 3
    Remediate

    Follow the vendor advisory or supported update path and preserve rollback options.

  4. 4
    Verify

    Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
CWE
CWE-918
KEV added
2026.07.14
Ransomware use
확인됨
CVE-2026-15409 — SonicWall SMA1000, sma6210 firmware, sma6210 | SECUFOCUS NOW