CVE-2026-15105EPSS p29.4%

CVE-2026-15105CVE-2026-15105

Description

A flaw has been found in davenardella snap7 up to 1.4.3. This affects the function TS7Worker::PerformFunctionRead of the file src/core/s7_server.cpp of the component ReadVar Request Handler. This manipulation causes out-of-bounds write. The attack requires access to the local network. The exploit has been published and may be used. The project was informed of the problem early through an issue report but has not responded yet.

Scoring

CVSS 6.3 ()
VectorCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
EPSS0.38% probability of exploitation · percentile 29.4% · 2026-10-05T12:00:23Z
Last modified2026-08-01
Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.