What is CVE-2026-15105?

CVE-2026-15105 is a medium-severity vulnerability in Davenardella Snap7, classified under Improper Input Validation. CVSS score: 6.3/10. Published 2026-07-08.

How severe is CVE-2026-15105?

Medium severity. CVSS v3 base score is 6.3 out of 10.

Deserialization in Davenardella Snap7

CVE-2026-15105

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 deserialization. The at…

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

CVSS v3 metric

CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.

Affected products

Davenardella Snap7 — versions 1.4.0, 1.4.1, 1.4.2

Weakness classification (CWE)

References

cna@vuldb.com (technical-description, vdb-entry)
cna@vuldb.com (signature, permissions-required)
cna@vuldb.com (third-party-advisory)
cna@vuldb.com (third-party-advisory)
cna@vuldb.com (issue-tracking)
cna@vuldb.com (exploit)
cna@vuldb.com (product)

Frequently asked questions

What is CVE-2026-15105?: CVE-2026-15105 is a medium-severity vulnerability in Davenardella Snap7, classified under Improper Input Validation. CVSS score: 6.3/10. Published 2026-07-08.
How severe is CVE-2026-15105?: Medium severity. CVSS v3 base score is 6.3 out of 10.