CVE-2026-83548A Pre-authentication SSRF vulnerability exists in the SMA1000 Appliance Work Place interface due to an unintended alternate access path.
Updated under an hour ago ()
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It affects SonicWall SMA1000 and 3 other products. Add what you run to find out whether that includes you.
CISA lists it as known exploited since Sep 2, 2026; federal agencies had to remediate by Sep 5, 2026. Treat that date as your deadline.
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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.
- CVSS
- 10.0 CRITICAL (v3.1, CISA ADP)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
- Weakness (CWE)
- CWE-918, CWE-441
- Known exploited
- Added to CISA KEV Sep 2, 2026; federal remediation due Sep 5, 2026Apply 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.
- EPSS (exploitation in the next 30 days)
- 8.04% (percentile 95)
- Assigned by
- sonicwall
- NVD analysis
- Analyzed
- Record last updated
- Sep 3, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
SonicWall SMA1000 sonicwall:sma1000 (from the name) | 12.4.3-03453 (platform-hotfix) and older versions; 12.5.0-02835 (platform-hotfix) and older versions | CNA record |
sonicwall sma8200v sonicwall:sma8200v | before 12.4.3-03526; from 12.5.0 before 12.5.0-02952 | NVD |
sonicwall sma6210_firmware sonicwall:sma6210_firmware | before 12.4.3-03526; from 12.5.0 before 12.5.0-02952 | NVD |
sonicwall sma7210_firmware sonicwall:sma7210_firmware | before 12.4.3-03526; from 12.5.0 before 12.5.0-02952 | NVD |
References
- https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2026-0016vendor-advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-83548us-government-resource
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.