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INCIDENT 633DDoSLOW / UNDER REVIEWSourced
Siemens WTV676 and WTV776
<p><a href="https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-265-08.json"><strong>View CSAF</strong></a></p> <h2>Summary</h2> <p><strong>The products listed below contain a denial of service vulnerability that could allow an attacker to force the devices into protection mode under certain conditions. This disables remote connectivity functions (Web Access) to the devices. Siemens has released new versions for the affected products and recommends to update to the latest versions.</strong></p> <p>The following versions of Siemens WTV676 and WTV776 are affected:</p>…
Last evidence update
22 SEP 2026 · 12:00 UTC
Source count
1
Status
reported
GermanyManufacturingEnergyDefenseCVE-2026-89207
Preceded by
Weak signals the observatory recorded before this incident became visible.
Observation history
How this record has evolved as evidence accumulated.
23 SEP · 05:22 UTC
Initial report
Evidence