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Vulnerability record · CVE-2025-64769 · published 16 January 2026

CVE-2025-64769: Aveva process optimization cleartext transmission vulnerability

Aveva · Process Optimization

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.

7.6 CVSS 4.0 High EPSS 0.17% · top 93.8% CWE-319 · Cleartext transmission
7.6CVSS 4.0 base score
0.17%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

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.

CVSS:4.0/AV:A/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-015-01.json Third Party Advisory
https://softwaresupportsp.aveva.com/en-US/downloads/products/details/a643eaa3-0d85-4fde-ac11-5239e87a68ea Permissions Required
https://www.aveva.com/en/support-and-success/cyber-security-updates/ Vendor Advisory
https://www.cisa.gov/news-events/ics-advisories/icsa-26-015-01 Third Party AdvisoryUS Government Resource

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

10.0CVE-2025-61937Aveva process optimization code injection vulnerabilityThe vulnerability, if exploited, could allow an unauthenticated miscreant to achieve remote code execution under OS system privileges of “taoimr” ser…EPSS 1.5%9.3CVE-2025-65118Aveva process optimization uncontrolled search path element vulnerabilityThe vulnerability, if exploited, could allow an authenticated miscreant (OS Standard User) to trick Process Optimization services into loading arbitr…EPSS 0.26%9.3CVE-2025-61943Aveva process optimization sql injection vulnerabilityThe vulnerability, if exploited, could allow an authenticated miscreant (Process Optimization Standard User) to tamper with queries in Captive Histor…EPSS 0.33%9.3CVE-2025-64691Aveva process optimization code injection vulnerabilityThe vulnerability, if exploited, could allow an authenticated miscreant (OS standard user) to tamper with TCL Macro scripts and escalate privileges t…EPSS 0.29%8.6CVE-2025-64729Aveva process optimization missing authorization vulnerabilityThe vulnerability, if exploited, could allow an authenticated miscreant (OS Standard User) to tamper with Process Optimization project files, embed c…EPSS 0.19%8.5CVE-2025-65117Aveva process optimization vulnerabilityThe vulnerability, if exploited, could allow an authenticated miscreant (Process Optimization Designer User) to embed OLE objects into graphics, and …EPSS 0.22%

Source: NIST National Vulnerability Database (record CVE-2025-64769), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.