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No exploitation reportedAwaiting NVD analysis

CVE-2026-82308

No exploitation reported by the sources we read.

  • Published2026-11-06
  • WeaknessCWE-122

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

A pre-authentication heap-based buffer overflow vulnerability has been identified in the SonicOS SSL-VPN service, which could potentially enable a remote unauthenticated attacker to cause an application level denial of service.

Timeline

dates in UTC
  1. 2026-11-0618:54CVE publishedCNA

Versions per branch

Products declared by the CNA

As sonicwall, the CNA that assigned this CVE, declared them in the CVE record; versions as written. NVD lists no product for this CVE yet: this is the only product data so far.

  • SonicWall SonicOSother versions: unknown

    platforms: Gen7, Gen8

    Affected
    • = 7.3.3-7015 and older versionsno fix stated
    • = 8.2.2-8015 and older versionsno fix stated

Source: the CNA record (CVE Program), © The MITRE Corporation,CVE Terms of UseCVE recordupdated 2026-11-06

Neither OSV.dev nor the vendor advisories we read list affected versions for CVE-2026-82308 yet.

Full record on NVD

Fix

No fix published by the sources we read yet. NVD record

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Metasploit modules
none listed
Metasploit Framework

Sources

  • CISA-ADPSSVC decisionnone2026-11-06
  • CISA-ADPCVSS 3.17.52026-11-06
  • CNAweakness (CWE)CWE-1222026-11-06
  • NVDweakness (CWE)CWE-122read 2026-11-06

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Published
2026-11-06
Last Modified
2026-11-06
NVD status
Awaiting Analysis

Frequently asked questions

What is CVE-2026-82308?

A pre-authentication heap-based buffer overflow vulnerability has been identified in the SonicOS SSL-VPN service, which could potentially enable a remote unauthenticated attacker to cause an application level denial of service.

Is CVE-2026-82308 actively exploited?

Active exploitation of CVE-2026-82308 has not been confirmed.

What is the CVSS score for CVE-2026-82308?

CVE-2026-82308 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

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