What is CVE-2025-64769?

CVE-2025-64769 is a high-severity vulnerability in Aveva Process Optimization, classified under Cleartext Transmission of Sensitive Information. CVSS score: 7.1/10. Published 2026-01-16.

How severe is CVE-2025-64769?

High severity. CVSS v3 base score is 7.1 out of 10.

Vulnerability in Aveva Process Optimization

CVE-2025-64769

The Process Optimization application suite leverages connection channels/protocols that by-default are not encrypted and could become subject to hijacking or data leakage in certain man-in-the-middle or passive inspection scenarios.

EPSS: 0.000 (0.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L.

Affected products

Aveva Process Optimization — versions 0

Weakness classification (CWE)

CWE-319 — Cleartext Transmission of Sensitive Information

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-2025-64769?: CVE-2025-64769 is a high-severity vulnerability in Aveva Process Optimization, classified under Cleartext Transmission of Sensitive Information. CVSS score: 7.1/10. Published 2026-01-16.
How severe is CVE-2025-64769?: High severity. CVSS v3 base score is 7.1 out of 10.