7.1

CVE-2025-7639: aveva aveva enterprise scada Deserialization of Untrusted Data

CVSS: 7.1v3.1HighDeferred
Published 14-08-2026Last modified 17-08-2026
Open JSON

Vulnerability summary

CVE-2025-7639 is a high (CVSS 7.1) Deserialization of Untrusted Data vulnerability in aveva aveva enterprise scada. EPSS estimates a 0.57% chance of exploitation in the next 30 days, higher than 46.4% of scored vulnerabilities.

Overall risk
29/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.1/10
010
High · v3.1 (CVE.org)
EPSS score
0.57%
0%100%
Low · +0.24 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 14-08-2026
    PublishedVulnerability first disclosed.
  2. 17-08-2026
    Last modifiedVulnerability information updated.

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".

CVSS metrics

4 scores · 2 sources · 2 versions

EPSS trend

Probability

0.57%

Chance of exploitation in the next 30 days

Percentile

46%

Versus all other CVEs

30-day change

+0.24 pp

From 0.33% on 21-09-2026

21-09-202621-10-2026
EPSS score
0.57%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Aveva2 products

1 vendor · 2 products

References

3 links