high severity August 13, 2026 · 1 min read

CISA ICS Advisory: AVEVA Enterprise SCADA

Here’s what this advisory affects, and what to do about it.

Successful exploitation of this vulnerability could allow an attacker to tamper with serialized data, potentially resulting in code execution during deserialization. The following versions of AVEVA Enterprise SCADA are affected: Enterprise SCADA >=2024| Enterprise SCADA >=2023| Enterprise SCADA >=2022| Enterprise SCADA Enterprise SCADA HMI 2024|2024|R2 (CVE-2025-7639)

CISA ICS Advisory: AVEVA Enterprise SCADA

CISA published an Industrial Control Systems advisory on August 13, 2026, warning that multiple versions of AVEVA Enterprise SCADA contain a deserialization vulnerability that could allow code execution.

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Serialized data tampering leading to remote code execution

The advisory states that successful exploitation of the flaw CVE-2025-7639 could allow an attacker to tamper with serialized data, potentially resulting in code execution during deserialization. The advisory does not say whether the vulnerability has been exploited in the wild.

Affected products

The following versions of AVEVA Enterprise SCADA are affected:

Enterprise SCADA 2024 and later
Enterprise SCADA 2023 and later
Enterprise SCADA 2022 and later
Enterprise SCADA HMI 2024
Enterprise SCADA HMI 2024 R2

No other products or versions are named in the advisory.

What to do

Determine whether any AVEVA Enterprise SCADA 2022, 2023 or 2024 systems are in use in your environment.
Apply the update or patch provided by AVEVA for CVE-2025-7639 as soon as it becomes available.
Until patched, implement the compensating controls listed in the CISA advisory.
Monitor AVEVA’s official support portal for updated guidance on this vulnerability.
Review and restrict network access to affected SCADA systems in line with ICS best practices.

Organisations operating industrial control systems should treat vendor-published patches for deserialization flaws in SCADA software as high priority.

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verifiedvalue redacted in this samplepassword + phone · 2024telecom breach

unverifiedvalue redacted in this sampleclaimed in ransomware listing · 2026leak-site claim

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Sources: CISA ICS Advisory

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