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Fencer Intel
critical 10.0

CVE-2026-83548 kev in the critical feed json

A Pre-authentication SSRF vulnerability exists in the SMA1000 Appliance Work Place interface due to an unintended alternate access path.

published 2mo ago modified 2mo ago also EUVD-2026-69704

cvss
10.0
version 3.1, CNA
cisa kev
Exploited
added 2026-09-02
epss
8.0%
EPSS 8.0% chance of exploitation in 30 days, percentile 94%
public exploits
1
Metasploit

Summary

A Pre-authentication SSRF vulnerability exists in the SMA1000 Appliance Work Place interface due to an unintended alternate access path. A remote unauthenticated attacker could potentially exploit this vulnerability to gain unauthorized access to sensitive functionality and perform unauthorized operations.

Patch / fix

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.

  • sonicwall sma8200v 12.4.3-03526, 12.5.0-02952
  • sonicwall sma6210_firmware 12.4.3-03526, 12.5.0-02952
  • sonicwall sma7210_firmware 12.4.3-03526, 12.5.0-02952

Is CVE-2026-83548 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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Timeline

  1. CISA SSVC: exploitation active
  2. First public exploit (Metasploit exploit/linux/http/sonicwall_sma1000_couchdb_rce)
  3. Published
  4. Added to CISA KEV
  5. CISA patch deadline

Known exploited

Added
2mo ago
Patch by
2026-09-05 (2mo ago)
Ransomware
Not known
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.
Vendor, product
SonicWall, SMA1000 Appliances
CISA name
SonicWall SMA1000 Appliances Server-Side Request Forgery Vulnerability

CISA SSVC

Exploitation
Active, exploited in the wild
Automatable
yes
Technical impact
total
Assessed
2mo ago

Exploit prediction

8.04% chance of exploitation in the next 30 days, higher than 94% of all scored CVEs (FIRST EPSS, 2026-11-11).

Exploits and checks

CVSS scores

assigned by version score vector
CISA ADP 3.1 10.0 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
CNA 3.1 10.0 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Affected products

  • SonicWall SMA1000

Classification

Weakness
  • CWE-918 Server-Side Request Forgery
  • CWE-441 Unintended Proxy or Intermediary

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.