CVE-2026-15105: Deserialization in davenardella snap7
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 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.
CVE-2026-15105: Deserialization in davenardella snap7
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 deserialization. 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.
CVSS v4.0
Score 5.3medium
Affected software
cpe:2.3:a:davenardella:snap7:*:*:*:*:*:*:*:*Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulDB
- Date Reserved
- 2026-07-08T17:07:19.722Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a4f200ac9d9e3dbe370fbe7
Added to database: 07/09/2026, 04:14:02 UTC
Last updated: 07/09/2026, 04:14:02 UTC
Views: 1
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