CVE-2026-83548

CRITICALPre-NVD 10.010.0—
EchelonGraph scoreHIGH confidence

Score elevated to 10.0 because this CVE is listed on the CISA Known Exploited Vulnerabilities catalog (added 2026-09-02), indicating real-world exploitation has been confirmed by US federal agencies. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 10.0 retained for reference (NVD's own analysis pending). Confidence: HIGH.

Triggered by: CISA KEV (actively exploited)
Sources: cisa-adp, cisa_kev, epss, ghsa
Trending — 4 sources updated this weekExploited in the wild
10.0EG
EchelonGraph verdictPatch nowTreat as an emergency — this is being exploited.
  • Actively exploited in the wild (CISA-KEV)
CISA-KEV: ExploitedEPSS PROB: 5%CVSS: 10.0Exploit: cisa kev · ssvc active · Metasploit · public exploitExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

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 v3
10.0
EG Score
10.0(high)
EG Risk
100(Act)
EG Risk 100/100SSVC: Act

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity100% × 45%
Exploitation100% × 40%
Automatability100% × 15%
Action: Fix now — active exploitation, automatable, high impact.
EPSS PROB
5%
EPSS %ILE
91%
KEV
⚠ Exploited

Published

September 1, 2026

Last Modified

September 3, 2026

Advisory Details (2)

Auto-updated Sep 17, 2026
⚠️ Active exploitation confirmed. Patch available. Sources: cisa.
cisa Patch Available🔴 Active Exploitation

Known Exploited Vulnerabilities Catalog | CISA

Known Exploited Vulnerabilities Catalog | CISA. Listed in CISA Known Exploited Vulnerabilities catalog.

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-83548
generic

Security Advisory

https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2026-0016

Vendor Advisories for CVE-2026-83548(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Weakness Classification(2)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 62× in last 7d / 165× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 165 total refreshes for this CVE.

  1. 2026-09-19 08:09 UTCGHSA enrichment
  2. 2026-09-19 04:24 UTCGHSA enrichment
  3. 2026-09-19 00:39 UTCGHSA enrichment
  4. 2026-09-18 20:55 UTCEG score recompute
  5. 2026-09-18 20:55 UTCGHSA enrichment
  6. 2026-09-18 19:28 UTCEPSS rescore
  7. 2026-09-18 19:20 UTCCISA KEV update
  8. 2026-09-18 17:10 UTCGHSA enrichment
  9. 2026-09-18 14:15 UTCCISA KEV update
  10. 2026-09-18 13:26 UTCGHSA enrichment
  11. 2026-09-18 09:41 UTCGHSA enrichment
  12. 2026-09-18 05:56 UTCGHSA enrichment
  13. 2026-09-18 02:12 UTCGHSA enrichment
  14. 2026-09-17 22:27 UTCEG score recompute
  15. 2026-09-17 22:27 UTCGHSA enrichment
  16. 2026-09-17 19:32 UTCEPSS rescore
  17. 2026-09-17 18:42 UTCGHSA enrichment
  18. 2026-09-17 14:57 UTCGHSA enrichment
  19. 2026-09-17 11:12 UTCGHSA enrichment
  20. 2026-09-17 07:28 UTCGHSA enrichment
  21. 2026-09-17 03:43 UTCGHSA enrichment
  22. 2026-09-16 23:58 UTCGHSA enrichment
  23. 2026-09-16 20:14 UTCGHSA enrichment
  24. 2026-09-16 16:29 UTCEG score recompute
  25. 2026-09-16 16:29 UTCGHSA enrichment
Show 75 more
  1. 2026-09-16 14:10 UTCCISA KEV update
  2. 2026-09-16 14:09 UTCEPSS rescore
  3. 2026-09-16 12:44 UTCGHSA enrichment
  4. 2026-09-16 09:00 UTCGHSA enrichment
  5. 2026-09-16 05:15 UTCEG score recompute
  6. 2026-09-16 05:15 UTCGHSA enrichment
  7. 2026-09-16 05:15 UTCEPSS rescore
  8. 2026-09-16 01:31 UTCGHSA enrichment
  9. 2026-09-15 21:46 UTCGHSA enrichment
  10. 2026-09-15 18:01 UTCGHSA enrichment
  11. 2026-09-15 14:17 UTCGHSA enrichment
  12. 2026-09-15 10:32 UTCGHSA enrichment
  13. 2026-09-15 06:45 UTCEG score recompute
  14. 2026-09-15 06:45 UTCGHSA enrichment
  15. 2026-09-15 03:12 UTCEPSS rescore
  16. 2026-09-15 03:12 UTCEPSS rescore
  17. 2026-09-15 03:00 UTCGHSA enrichment
  18. 2026-09-14 23:15 UTCGHSA enrichment
  19. 2026-09-14 19:30 UTCGHSA enrichment
  20. 2026-09-14 19:24 UTCCISA KEV update
  21. 2026-09-14 15:45 UTCGHSA enrichment
  22. 2026-09-14 12:00 UTCGHSA enrichment
  23. 2026-09-14 08:15 UTCGHSA enrichment
  24. 2026-09-14 04:31 UTCGHSA enrichment
  25. 2026-09-14 00:46 UTCGHSA enrichment
  26. 2026-09-13 21:02 UTCGHSA enrichment
  27. 2026-09-13 17:17 UTCEG score recompute
  28. 2026-09-13 17:17 UTCGHSA enrichment
  29. 2026-09-13 13:32 UTCGHSA enrichment
  30. 2026-09-13 09:47 UTCGHSA enrichment
  31. 2026-09-13 06:03 UTCGHSA enrichment
  32. 2026-09-13 02:18 UTCGHSA enrichment
  33. 2026-09-12 22:34 UTCGHSA enrichment
  34. 2026-09-12 18:49 UTCGHSA enrichment
  35. 2026-09-12 15:04 UTCEG score recompute
  36. 2026-09-12 15:04 UTCGHSA enrichment
  37. 2026-09-12 11:20 UTCGHSA enrichment
  38. 2026-09-12 07:35 UTCGHSA enrichment
  39. 2026-09-12 03:48 UTCGHSA enrichment
  40. 2026-09-12 00:03 UTCGHSA enrichment
  41. 2026-09-11 20:19 UTCGHSA enrichment
  42. 2026-09-11 18:49 UTCCISA KEV update
  43. 2026-09-11 16:34 UTCEG score recompute
  44. 2026-09-11 16:34 UTCGHSA enrichment
  45. 2026-09-11 14:53 UTCEPSS rescore
  46. 2026-09-11 14:53 UTCEPSS rescore
  47. 2026-09-11 12:50 UTCEG score recompute
  48. 2026-09-11 12:49 UTCGHSA enrichment
  49. 2026-09-11 09:03 UTCGHSA enrichment
  50. 2026-09-11 05:19 UTCGHSA enrichment
  51. 2026-09-11 01:34 UTCGHSA enrichment
  52. 2026-09-10 21:49 UTCGHSA enrichment
  53. 2026-09-10 19:28 UTCCISA KEV update
  54. 2026-09-10 18:04 UTCGHSA enrichment
  55. 2026-09-10 14:19 UTCGHSA enrichment
  56. 2026-09-10 10:35 UTCEG score recompute
  57. 2026-09-10 10:34 UTCGHSA enrichment
  58. 2026-09-10 06:47 UTCGHSA enrichment
  59. 2026-09-10 03:02 UTCGHSA enrichment
  60. 2026-09-09 23:16 UTCGHSA enrichment
  61. 2026-09-09 19:31 UTCGHSA enrichment
  62. 2026-09-09 19:08 UTCCISA KEV update
  63. 2026-09-09 15:46 UTCGHSA enrichment
  64. 2026-09-09 12:00 UTCGHSA enrichment
  65. 2026-09-09 08:15 UTCGHSA enrichment
  66. 2026-09-09 04:30 UTCEG score recompute
  67. 2026-09-09 04:30 UTCGHSA enrichment
  68. 2026-09-09 00:46 UTCEG score recompute
  69. 2026-09-09 00:46 UTCGHSA enrichment
  70. 2026-09-08 22:01 UTCEPSS rescore
  71. 2026-09-08 21:01 UTCGHSA enrichment
  72. 2026-09-08 18:54 UTCCISA KEV update
  73. 2026-09-08 17:15 UTCGHSA enrichment
  74. 2026-09-08 13:28 UTCGHSA enrichment
  75. 2026-09-08 09:42 UTCGHSA enrichment

Publicly available exploits

(2 references)

Working exploit code is in the public domain (1 Metasploit module). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

  • Metasploitexploit/linux/http/sonicwall_sma1000_couchdb_rce✓ verified
    First seen Sep 1, 2026

    SonicWall SMA1000 WorkPlace SSRF to Root Remote Code Execution

    Open source ↗
  • Nucleijavascript/cves/2026/CVE-2026-83548.yaml
    First seen Jan 1, 2026

    SonicWall SMA1000 WorkPlace - Unauthenticated SSRF to CouchDB

    Open source ↗

Related CVEs(same CWE)

Frequently asked(6)

What is CVE-2026-83548?
CVE-2026-83548 is a critical vulnerability published on September 1, 2026. 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…
When was CVE-2026-83548 disclosed?
CVE-2026-83548 was first published in the National Vulnerability Database on September 1, 2026, with the most recent update on September 3, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-83548 actively exploited?
Yes. CISA added CVE-2026-83548 to the Known Exploited Vulnerabilities catalog on September 2, 2026, affecting SonicWall SMA1000 Appliances. KEV listing indicates confirmed exploitation in the wild; this CVE warrants immediate patching attention.
What is the CVSS score of CVE-2026-83548?
CVE-2026-83548 has a CVSS v3.1 base score of 10.0 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
Which products are affected by CVE-2026-83548?
CVE-2026-83548 affects SonicWall SMA1000 Appliances. The full affected-products list, including version ranges and fixed versions, is shown in the Affected Packages section of this page.
How do I remediate CVE-2026-83548?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-83548, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

Explore the affected products and dependency analysis for CVE-2026-83548

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