High 7.3Published Dec 14, 2025

CVE-2025-14672gmg137 snap7-rs s7_micro_client.cpp opWriteArea heap-based overflow

Updated under an hour ago (Oct 27, 2026, 9:40 PM ET)

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No exploitation reported and no EPSS estimate yet.

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Every CVE for gmg137 snap7-rs

Exploited in the last 30 days

A flaw has been found in gmg137 snap7-rs up to 1.142.1. This impacts the function TSnap7MicroClient::opWriteArea of the file s7_micro_client.cpp. Executing a manipulation can lead to heap-based buffer overflow. It is possible to launch the attack remotely. The exploit has been published and may be used.

CVSS: 7.3 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
Weakness (CWE): CWE-122, CWE-119
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulDB
NVD analysis: Modified
Record last updated: Feb 24, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

gmg137 snap7-rs gmg137:snap7-rs	1.142.0; 1.142.1	CNA record
gmg137 snap7-rs gmg137:snap7-rs	through 1.142.1	NVD

References

References

https://vuldb.com/?id.336401	vdb-entry, technical-description, third-party-advisory
https://vuldb.com/?ctiid.336401	signature, permissions-required, vdb-entry
https://gitee.com/gmg137/snap7-rs/issues/ID2H8E	exploit, issue-tracking, vendor-advisory
https://gitee.com/gmg137/snap7-rs/	product

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.