CVE-2025-10685: HTTP POST with specific higher content length leads into heap corruption

Published Mar 16, 2026
·
Updated

Heap-based buffer overflow vulnerability in Softing Industrial Automation GmbH smartLink SW-PN and smartLink SW-HT (Webserver modules) allows overflow buffers.This issue affects:

smartLink SW-PN: through 1.03

smartLink SW-HT: through 1.42

Affected Software

2 affected components
Softing Industrial Automation GmbH smartLink SW-PN<=1.03
Softing Industrial Automation GmbH smartLink SW-HT<=1.42

Remediation

Information

Update firmware for smartLink SW-PN: to 1.04 smartLink SW-HT: to 1.43

Event History

Mar 16, 2026
CVE Published
via MITRE·01:14 PM
Data Sourced
via MITRE·01:14 PM
RemedyDescriptionWeakness
Data Sourced
via NVD·02:17 PM
DescriptionSeverityWeakness

Frequently Asked Questions

1

What is the severity of CVE-2025-10685?

CVE-2025-10685 is classified as a heap-based buffer overflow vulnerability that can potentially allow attackers to corrupt memory.

2

How do I fix CVE-2025-10685?

To fix CVE-2025-10685, users should update to the latest version of smartLink SW-PN beyond 1.03 or smartLink SW-HT beyond 1.42.

3

What products are affected by CVE-2025-10685?

CVE-2025-10685 affects Softing Industrial Automation GmbH's smartLink SW-PN versions up to 1.03 and smartLink SW-HT versions up to 1.42.

4

What type of vulnerability is CVE-2025-10685?

CVE-2025-10685 is a heap-based buffer overflow vulnerability caused by HTTP POST requests with specific higher content lengths.

5

Who is the vendor for affected products in CVE-2025-10685?

The vendor for the affected products in CVE-2025-10685 is Softing Industrial Automation GmbH.

Contact

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