CVE-2026-83548
KEV: known exploited SSVC: activeCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Attack conditions and impact
Derived from the CISA-ADP (via NVD) CVSS 3.1 vectorThis vulnerability may be exploitable over the internet without authentication or user interaction.
| Metric | Value | Meaning |
|---|---|---|
| Attack vector AV | N | Network |
| Attack complexity AC | L | Low (easy) |
| Privileges required PR | N | None |
| User interaction UI | N | None |
| Scope S | C | Changed (affects other components) |
| Confidentiality C | H | High |
| Integrity I | H | High |
| Availability A | H | High |
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Description
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.
CISA KEV entry
SonicWall SMA1000 Appliances Server-Side Request Forgery Vulnerability — SonicWall / SMA1000 Appliances
SonicWall SMA1000 Appliances contains a server-side request forgery vulnerability that could allow a remote unauthenticated attacker to gain unauthorized access to sensitive functionality and perform unauthorized operations.
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.
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2026-0016 ; BOD 26-04: https://www.cisa.gov/news-events/directives/bod-26-04-prioritizing-security-updates-based-risk ; Forensics Triage Requirements: https://www.cisa.gov/news-events/directives/bod-26-04-implementation-guidance-prioritizing-security-updates-based-risk ; https://nvd.nist.gov/vuln/detail/CVE-2026-83548
CVSS assessments
| Provider | Version | Score | Vector |
|---|---|---|---|
| NVD / 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary) | 3.1 | 10.0 CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H |
| ADP / CISA-ADP | 3.1 | 10.0 CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H |
Affected products and packages
CNA (CVE.org)
| Vendor | Product | Versions |
|---|---|---|
| SonicWall | SMA1000 | affected: 12.4.3-03453 (platform-hotfix) and older versions affected: 12.5.0-02835 (platform-hotfix) and older versions default: unknown |
NVD CPE (6)
Show CPE list
| Vendor | Product | Range | CPE |
|---|---|---|---|
| sonicwall | sma8200v | < 12.4.3-03526 | cpe:2.3:a:sonicwall:sma8200v:*:*:*:*:*:*:*:* |
| sonicwall | sma8200v | >= 12.5.0, < 12.5.0-02952 | cpe:2.3:a:sonicwall:sma8200v:*:*:*:*:*:*:*:* |
| sonicwall | sma6210_firmware | < 12.4.3-03526 | cpe:2.3:o:sonicwall:sma6210_firmware:*:*:*:*:*:*:*:* |
| sonicwall | sma6210_firmware | >= 12.5.0, < 12.5.0-02952 | cpe:2.3:o:sonicwall:sma6210_firmware:*:*:*:*:*:*:*:* |
| sonicwall | sma7210_firmware | < 12.4.3-03526 | cpe:2.3:o:sonicwall:sma7210_firmware:*:*:*:*:*:*:*:* |
| sonicwall | sma7210_firmware | >= 12.5.0, < 12.5.0-02952 | cpe:2.3:o:sonicwall:sma7210_firmware:*:*:*:*:*:*:*:* |
Linux distribution status
References (2)
- https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2026-0016 NVD, CNA Vendor Advisoryvendor-advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-83548 NVD, ADP CISA-ADP US Government Resourcegovernment-resource