# CVE-2026-78319

## Summary

- **CVE ID:** CVE-2026-78319
- **Severity:** CRITICAL
- **CVSS Score:** 9.3 (CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N)
- **CWE:** CWE-367
- **Published:** Sep 1, 2026
- **Last Modified:** Sep 1, 2026

## Description

A service running on the affected products contains a potential Time-of-Check Time-of-Use (TOCTOU) race condition.
An unauthenticated remote attacker could exploit this race condition to bypass intended security controls.
This may result in the execution of unauthorized code.

## Affected Products

- Sauter — modu680-AS (1.0.0)
- Sauter — modu660-AS (1.0.0)
- Sauter — modu612-LC (1.0.0)
- Sauter — ecos504 (1.0.0)
- Sauter — ecos505 (1.0.0)

## References

- [CNA](https://www.certvde.com/en/advisories/VDE-2026-093/)
- [CNA](https://sauter.csaf-tp.certvde.com/.well-known/csaf/white/2026/vde-2026-093.json)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.40%
- **EPSS Percentile:** 33.8

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-10._