ColdFusion | Unrestricted Upload of File with Dangerous Type (CWE-434) (CVE-2026-48283) | HOL Guard CVE

Critical · CVSS 10.0CVE-2026-48283

ColdFusion | Unrestricted Upload of File with Dangerous Type (CWE-434)

Answer in brief

CVE-2026-48283 records a Critical severity (CVSS 10.0) vulnerability in ColdFusion | Unrestricted Upload of File with Dangerous Type (CWE-434). The current sources do not mark it as known exploited. The current feed maps Adobe/ColdFusion 2023 (generic), Adobe/ColdFusion 2025 (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 Jun 30, 2026Updated Aug 24, 2026Source checked Aug 25, 2026First seen by HOL Jun 30, 2026Material review Aug 24, 2026

Upstream Advisory

Key facts

Risk: Critical · CVSS 10.0
Exploitation: Not marked as known exploited
Affected software: 2 mapped packages or products
Fix availability: Not reported

Why this deserves its current priority

CVSS is 10.0. 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 Adobe/ColdFusion 2023 (generic), Adobe/ColdFusion 2025 (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
Package	Affected range	Fixed version
Adobe/ColdFusion 2023generic	0	Not reported
Adobe/ColdFusion 2025generic	0	Not reported

Recommended response

Check inventory. Check lockfiles and deployed manifests for Adobe/ColdFusion 2023, Adobe/ColdFusion 2025.
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
Jun 30, 2026
Evidence: source:cvelist:source_dates:source-dates:record
Source modified
Aug 24, 2026
Evidence: source:cvelist:source_dates:source-dates:record
First seen by HOL
Jun 30, 2026

Sources and claim methodology

Source referencehelpx.adobe.com

Upstream source description

ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Unrestricted Upload of File with Dangerous Type vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue does not require user interaction. Scope is changed.

Quoted source text, attributed separately from HOL analysis.