PDF File Parsing Out-of-Bounds Read Vulnerability in in Certain Autodesk Desktop Products (CVE-2026-11803) | HOL Guard CVE

High · CVSS 7.8CVE-2026-11803

PDF File Parsing Out-of-Bounds Read Vulnerability in in Certain Autodesk Desktop Products

Answer in brief

CVE-2026-11803 records a High severity (CVSS 7.8) vulnerability in PDF File Parsing Out-of-Bounds Read Vulnerability in in Certain Autodesk Desktop Products. The current sources do not mark it as known exploited. The current feed maps Autodesk/AutoCAD (generic), Autodesk/AutoCAD LT (generic), Autodesk/Revit (generic), Autodesk/Revit (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 Aug 6, 2026Updated Sep 17, 2026Source checked Sep 21, 2026First seen by HOL Aug 6, 2026Material review Sep 17, 2026

Upstream Advisory

Key facts

Risk: High · CVSS 7.8
Exploitation: Not marked as known exploited
Affected software: 5 mapped packages or products
Fix availability: Available

Why this deserves its current priority

CVSS is 7.8. 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 Autodesk/AutoCAD (generic), Autodesk/AutoCAD LT (generic), Autodesk/Revit (generic), Autodesk/Revit (generic). Check affected ranges and fixed versions before updating.

Affected products and reported versions
Product	Affected versions	Fixed versions
cpe:2.3:a:autodesk:revit::::::::	Not reported	Not reported

Mapped affected packages and fixed versions
Package	Affected range	Fixed version
Autodesk/AutoCADgeneric	>=2027.0.0 <2027.1.0 \|\| >=2026.0.0 <2026.1.2 \|\| >=2025.0.0 <2025.1.4 \|\| >=2024.0.0 <2024.1.9	2027.1.0, 2026.1.2, 2025.1.4, 2024.1.9
Autodesk/AutoCAD LTgeneric	>=2027.0.0 <2027.1.0 \|\| >=2026.0.0 <2026.1.2 \|\| >=2025.0.0 <2025.1.4 \|\| >=2024.0.0 <2024.1.9	2027.1.0, 2026.1.2, 2025.1.4, 2024.1.9
Autodesk/Revitgeneric	>=2027.0.0 <2027.2.0 \|\| >=2026.0.0 <2026.5.0	2027.2.0, 2026.5.0
Autodesk/Revitgeneric	>=2027.0.0 <2027.2.0 \|\| >=2026.0.0 <2026.5.0 \|\| >=2025.0.0 <2025.4.6 \|\| >=2024.0.0 <2024.3.6	2027.2.0, 2026.5.0, 2025.4.6, 2024.3.6

Recommended response

Check inventory. Check lockfiles and deployed manifests for Autodesk/AutoCAD, Autodesk/AutoCAD LT, Autodesk/Revit.
Review the reported fix. Update Autodesk/AutoCAD to 2027.1.0; Autodesk/AutoCAD LT to 2027.1.0; Autodesk/Revit to 2027.2.0; Autodesk/Revit to 2027.2.0 if you use the affected versions. Test the change in a non-production environment first.

Evidence timeline and material changes

Published upstream
Aug 6, 2026
Evidence: source:cvelist:source_dates:source-dates:record
Source modified
Sep 17, 2026
Evidence: source:cvelist:source_dates:source-dates:record
First seen by HOL
Aug 6, 2026

Sources and claim methodology

Upstream source description

A maliciously crafted PDF file, when parsed through certain Autodesk products, can force a Out-of-Bounds Read vulnerability. A malicious actor can leverage this vulnerability to cause a crash, read sensitive data, or execute arbitrary code in the context of the current process.

Quoted source text, attributed separately from HOL analysis.