CVE-2026-83548
CRITICAL 10 KNOWN EXPLOITED PoC CATALOGUED DETECTION TEMPLATE ALL-YEARSA 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.
Confirmed exploited in the wild — in CISA KEV since 2026-09-02. Patch or mitigate now.
Exploitation likelihood
8.0%chance of exploitation in 30 days · 95th percentile
Impact if exploited
10CVSS 3.1 · CRITICAL · ADP
- ConfidentialityHigh
- IntegrityHigh
- AvailabilityHigh
What an attacker needs
- ✓Access: Reachable over the network — no local access needed
- ✓Privileges: No account or privileges required
- ✓User interaction: No user interaction needed
- ✓Complexity: No special conditions — reliably repeatable
✓ lowers the bar for an attacker · ⚠ raises it
Proof of concept
Public PoC or exploit resources are catalogued below.
Listed by the named source; Vulnpedia has not tested these resources.
PoC data: JSON
Detection templates
Detection checks are listed separately from PoCs.
Resource commands
nuclei -id CVE-2026-83548 -u https://TARGETDetection template — review its checks and affected versions before use.curl -s https://vulnpedia.com/cve/CVE-2026-83548/poc.jsonMachine-readable PoC index for this CVE (for automation).Search for new PoCs
Search GitHub now — results may be empty or unverified.
Tracked sources are checked weekly for the full archive, including PoCs published after the original disclosure. A later release appears after a tracked source lists it and a refresh succeeds.
Data snapshot:
Affected
Vendors Sonicwall
Products Sma1000 Sma8200v Sma6210 Firmware Sma6210 Sma7210 Firmware Sma7210
Weakness (CWE)
- CWE-918: Server-Side request forgery (SSRF)
- CWE-441: Unintended Proxy or Intermediary ('Confused Deputy')
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
References and research data (JSON)
Unverified PoC candidates
Catalogue matches for further research. These repositories have not been validated as working exploits.
4 candidates
- https://github.com/xoessie/CVE-2026-83548-SonicWall-SMA1000-Analysis
Vulnerability Analysis of CVE-2026-83548 affecting SonicWall SMA1000 security systems.
PoC-in-GitHub · CVE-2026-83548
PoC-in-GitHub · CVE-2026-83548 · Updated 2026-09-03T11:11:54Z - https://github.com/xcoy0te/CVE-2026-83548-checker
Non-intrusive detector for SonicWall SMA 1000 exposure to CVE-2026-83548/-83549 (version/patch-state check; no exploitation)
PoC-in-GitHub · CVE-2026-83548
PoC-in-GitHub · CVE-2026-83548 · Updated 2026-10-07T20:14:11Z - https://github.com/HORKimhab/CVE-2026-83548-CVE-2026-83549
CVE-2026-83548, CVE-2026-83549, - Draft or TODO - https://github.com/rapid7/metasploit-framework/pull/21883
PoC-in-GitHub · CVE-2026-83548
PoC-in-GitHub · CVE-2026-83548 · Updated 2026-09-08T06:45:48Z - https://github.com/maxprog-svg/CVE-2026-83548
CVE-2026-83548 — SonicWall SMA1000 Work Place pre-auth SSRF
PoC-in-GitHub · CVE-2026-83548
PoC-in-GitHub · CVE-2026-83548 · Updated 2026-10-25T09:27:56Z
Additional exploitation reports
Source-specific reports, separate from CISA KEV. Repeated observations from one source are not independent confirmations.
- VulnCheck KEV · 2026-09-01T00:00:00Z
Source guidance: 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.
Source ransomware assessment: Unknown
VulnCheck KEV · CVE-2026-83548 · Updated 2026-09-01T00:00:00Z - VulnCheck KEV · 2026-09-01T00:00:00ZVulnCheck KEV · CVE-2026-83548
VulnCheck KEV · CVE-2026-83548 - VulnCheck KEV · 2026-09-02T00:00:00ZVulnCheck KEV · CVE-2026-83548
VulnCheck KEV · CVE-2026-83548 - VulnCheck KEV · 2026-09-04T00:00:00ZVulnCheck KEV · CVE-2026-83548
- VulnCheck KEV · 2026-09-07T00:00:00ZVulnCheck KEV · CVE-2026-83548
- VulnCheck KEV · 2026-10-22T00:00:00ZVulnCheck KEV · CVE-2026-83548
- VulnCheck KEV · 2026-10-24T00:00:00ZVulnCheck KEV · CVE-2026-83548
Known Affected Software Configurations
| Vendor | Product | Version range |
|---|---|---|
| Sonicwall | Sma8200v | < 12.4.3-03526 |
| Sonicwall | Sma8200v | ≥ 12.5.0 and < 12.5.0-02952 |
| Sonicwall | Sma6210 Firmware | < 12.4.3-03526 |
| Sonicwall | Sma6210 Firmware | ≥ 12.5.0 and < 12.5.0-02952 |
| Sonicwall | Sma7210 Firmware | < 12.4.3-03526 |
| Sonicwall | Sma7210 Firmware | ≥ 12.5.0 and < 12.5.0-02952 |
All CVSS metrics
- CRITICAL 10 v3.1 · ADP Primary
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H - CRITICAL 10 v3.1 · NVD Secondary
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
References
Advisories
- https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2026-0016 CVE record · sonicwall · Updated 2026-09-01T21:25:45.368Z
NVD · CVE-2026-83548 · Updated 2026-09-03T13:06:16.053
VulnCheck KEV · CVE-2026-83548 · Updated 2026-09-01T00:00:00Z - https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-83548 CVE record · CISA-ADP · Updated 2026-09-03T03:55:31.337Z
NVD · CVE-2026-83548 · Updated 2026-09-03T13:06:16.053 - https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-69704 EUVD · EUVD-2026-69704
- https://vulncheck.com/kev VulnCheck KEV · CVE-2026-83548 · Updated 2026-09-01T00:00:00Z
Technical & other
- https://previdian.com/CVE-2026-83548 VulnCheck KEV · CVE-2026-83548 · Updated 2026-09-01T00:00:00Z
- https://euvd.enisa.europa.eu/enisa/EUVD-2026-69704 VulnCheck KEV · CVE-2026-83548 · Updated 2026-09-01T00:00:00Z
- https://www.cisa.gov/sites/default/files/feeds/known_exploited_vulnerabilities.json VulnCheck KEV · CVE-2026-83548 · Updated 2026-09-01T00:00:00Z
- https://cydome.io/maritime-cybersecurity-bulletin-september-4th-2026/ VulnCheck KEV · CVE-2026-83548 · Updated 2026-09-01T00:00:00Z
- https://research.checkpoint.com/2026/7th-september-threat-intelligence-report/ VulnCheck KEV · CVE-2026-83548 · Updated 2026-09-01T00:00:00Z
- https://dashboard.shadowserver.org/statistics/honeypot/vulnerability/map/?day=2026-10-22&host_type=src&vulnerability=cve-2026-83548 VulnCheck KEV · CVE-2026-83548 · Updated 2026-09-01T00:00:00Z
- https://dashboard.shadowserver.org/statistics/honeypot/vulnerability/map/?day=2026-10-24&host_type=src&vulnerability=cve-2026-83548 VulnCheck KEV · CVE-2026-83548 · Updated 2026-09-01T00:00:00Z
Sources: NVD · CVE.org · All sources and attribution · EPSS