AVEVA Enterprise SCADA Deserialization of Untrusted Data (CVE-2025-7639) | HOL Guard CVE

Medium · CVSS 6.1CVE-2025-7639

AVEVA Enterprise SCADA Deserialization of Untrusted Data

Answer in brief

CVE-2025-7639 records a Medium severity (CVSS 6.1) vulnerability in AVEVA Enterprise SCADA Deserialization of Untrusted Data. The current sources do not mark it as known exploited. The current feed maps AVEVA/AVEVA Enterprise SCADA (generic), AVEVA/AVEVA Enterprise SCADA HMI (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Aug 14, 2026Updated Sep 8, 2026Source checked Sep 29, 2026First seen by HOL Aug 14, 2026Material review Sep 8, 2026

Upstream Advisory

Key facts

Risk: Medium · CVSS 6.1
Exploitation: Not marked as known exploited
Affected software: 2 mapped packages or products
Fix availability: Not reported

Why this deserves its current priority

CVSS is 6.1. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps AVEVA/AVEVA Enterprise SCADA (generic), AVEVA/AVEVA Enterprise SCADA HMI (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
Package	Affected range	Fixed version
AVEVA/AVEVA Enterprise SCADAgeneric	2025 \|\| 2024 \|\| 2023 \|\| 2022 \|\| 0	Not reported
AVEVA/AVEVA Enterprise SCADA HMIgeneric	2024 \|\| 0 \|\| 2024 R2	Not reported

Recommended response

Check inventory. Check lockfiles and deployed manifests for AVEVA/AVEVA Enterprise SCADA, AVEVA/AVEVA Enterprise SCADA HMI.
Review the reported fix. Monitor this advisory for an available fix and review any installs of the affected package.

Evidence timeline and material changes

Published upstream
Aug 14, 2026
Evidence: source:cvelist:source_dates:source-dates:record
Source modified
Sep 8, 2026
Evidence: source:cvelist:source_dates:source-dates:record
First seen by HOL
Aug 14, 2026

Sources and claim methodology

Upstream source description

The vulnerability, if exploited, could allow an authenticated miscreant with "DNA Authority - Operator" privilege to tamper with serialized data, potentially resulting in code execution during deserialization under the privilege of Enterprise SCADA security group "DNA Apps".

Quoted source text, attributed separately from HOL analysis.