What is CVE-2025-64729?

CVE-2025-64729 is a high-severity vulnerability in Aveva Process Optimization, classified under Missing Authorization. CVSS score: 8.1/10. Published 2026-01-16.

How severe is CVE-2025-64729?

High severity. CVSS v3 base score is 8.1 out of 10.

Auth bypass in Aveva Process Optimization

CVE-2025-64729

The vulnerability, if exploited, could allow an authenticated miscreant (OS Standard User) to tamper with Process Optimization project files, embed code, and escalate their privileges to the identity of a victim user who subsequently in…

Vulnerability class: Broken Access Control

EPSS: 0.000 (1.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:L.

Affected products

Aveva Process Optimization — versions 0

Weakness classification (CWE)

CWE-862 — Missing Authorization

References

www.aveva.com/en/support-and-success/cyber-security-updates/
softwaresupportsp.aveva.com/en-US/downloads/products/details/a643eaa3-0d85-4fde…
www.cisa.gov/news-events/ics-advisories/icsa-26-015-01
github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-015-01.js…

Frequently asked questions

What is CVE-2025-64729?: CVE-2025-64729 is a high-severity vulnerability in Aveva Process Optimization, classified under Missing Authorization. CVSS score: 8.1/10. Published 2026-01-16.
How severe is CVE-2025-64729?: High severity. CVSS v3 base score is 8.1 out of 10.