Heap-Based Buffer Overflow in SOLIDWORKS eDrawings EPRT File Leads to Code Execution

Publication date: 2026-01-26

Last updated on: 2026-02-03

Assigner: Dassault Systèmes

Description

A Heap-based Buffer Overflow vulnerability affecting the EPRT file reading procedure in SOLIDWORKS eDrawings from Release SOLIDWORKS Desktop 2025 through Release SOLIDWORKS Desktop 2026 could allow an attacker to execute arbitrary code while opening a specially crafted EPRT file.

CVSS Scores

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Meta Information

Published

2026-01-26

Last Modified

2026-02-03

Generated

2026-07-06

AI Q&A

2026-01-26

EPSS Evaluated

2026-07-05

NVD

CVE-2026-1283

Affected Vendors & Products

Vendor	Product	Version / Range
solidworks	edrawings	From 2025 (inc) to 2026 (inc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-122	A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().

Attack-Flow Graph

Executive Summary

This vulnerability is a heap-based buffer overflow in the EPRT file reading procedure of SOLIDWORKS eDrawings versions 2025 through 2026. It allows an attacker to execute arbitrary code by opening a specially crafted EPRT file. [1]

Impact Analysis

An attacker could exploit this vulnerability to execute arbitrary code on your system when you open a maliciously crafted EPRT file, potentially leading to unauthorized control over your system and compromising its confidentiality, integrity, and availability. [1]

Mitigation Strategies

To mitigate this vulnerability, avoid opening EPRT files from untrusted or unknown sources in SOLIDWORKS eDrawings versions 2025 through 2026. Apply any security updates or patches provided by the vendor once available. Additionally, consider restricting user permissions to limit the ability to execute or open potentially malicious files. [1]

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