NivoCart through 2.4.0 Arbitrary File Upload RCE via filemanager (CVE-2026-94104) | HOL Guard CVE

Unknown severity · Source severity not reportedCVE-2026-94104

NivoCart through 2.4.0 Arbitrary File Upload RCE via filemanager

Answer in brief

CVE-2026-94104 records a Unknown severity vulnerability in NivoCart through 2.4.0 Arbitrary File Upload RCE via filemanager. The current sources do not mark it as known exploited. The current feed maps nivocart/nivocart (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 20, 2026Updated Sep 20, 2026Source checked Sep 20, 2026First seen by HOL Sep 20, 2026Material review Sep 20, 2026

Upstream Advisory

Key facts

Risk: Unknown severitySource severity not reported
Exploitation: Not marked as known exploited
Affected software: 1 mapped package or product
Fix availability: Not reported

Why this deserves its current priority

A CVSS score is not reported in the current record. 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 nivocart/nivocart (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
Package	Affected range	Fixed version
nivocart/nivocartgeneric	0	Not reported

Recommended response

Check inventory. Check lockfiles and deployed manifests for nivocart/nivocart.
Review the reported fix. Monitor this advisory for an available fix and review any installs of the affected package.

Evidence timeline and material changes

Published upstream
Sep 20, 2026
Evidence: source:cvelist:source_dates:source-dates:record
Source modified
Sep 20, 2026
Evidence: source:cvelist:source_dates:source-dates:record
First seen by HOL
Sep 20, 2026

Sources and claim methodology

Upstream source description

NivoCart through 2.4.0 contains an arbitrary file upload vulnerability in the File Manager multi() endpoint that fails to validate file extensions for new filenames or when chunks parameter is 2 or higher. Attackers with view-only back-office access can upload PHP files to the web-accessible image/data/ directory and execute them for remote code execution.

Quoted source text, attributed separately from HOL analysis.