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Back to active CVEs
Critical · CVSS 9.1CVE-2026-81939

CISA ADP VulnrichmentCVE-2026-81939

Answer in brief

CVE-2026-81939 records a Critical severity (CVSS 9.1) vulnerability in CISA ADP Vulnrichment. The current sources do not mark it as known exploited. The current feed maps SonicWall/Network Security Manager (NSM) (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Sep 4, 2026Updated Sep 8, 2026Source checked Oct 20, 2026First seen by HOL Sep 4, 2026Material review Sep 8, 2026
Upstream Advisory

Key facts

Risk
Critical · CVSS 9.1
Exploitation
Not marked as known exploited
Affected software
1 mapped package or product
Fix availability
Not reported

Why this deserves its current priority

CVSS is 9.1. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps SonicWall/Network Security Manager (NSM) (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
SonicWall/Network Security Manager (NSM)generic4.3.0 and earlier versionsNot reported

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for SonicWall/Network Security Manager (NSM).
  2. 2Review the reported fix. Monitor this advisory for an available fix and review any installs of the affected package.

Evidence timeline and material changes

  1. Published upstream

    Sep 4, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  2. Source modified

    Sep 8, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  3. First seen by HOL

    Sep 4, 2026

Sources and claim methodology

  • Source referencepsirt.global.sonicwall.com
Upstream source description

A Zip Slip vulnerability in the SonicWall Network Security Manager (NSM) On-Prem file upload and archive processing functionality allows an attacker to extract files outside the intended destination directory using a specially crafted archive.

Quoted source text, attributed separately from HOL analysis.

Record context

Vulnerability class
Path Traversal
EPSS
Not reported
CWE IDs
CWE-22
Source
CVE List V5
Source checked
Oct 20, 2026
References
1 linked source
Open source record