Vulnerability · Published Mar 16, 2026 · Assigned by Softing
CVE-2025-10685HTTP POST with specific higher content length leads into heap corruption
High 7.7
In plain English
A high-severity heap buffer overflow in smartLink SW-HT from Softing. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 45% of all known vulnerabilities).
Severity (CVSS 4.0)7.7High
Exploit odds (30 days)0.5%top 55.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
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 products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Softing | smartLink SW-PN | 0 – through 1.03 |
| Softing | smartLink SW-HT | 0 – through 1.42 |
Weakness: CWE-122 · Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H/E:U/AU:Y/R:A/RE:L/U:Red