CVE-2025-64729
AVEVA Process Optimization Missing Authorization
- State
- Published
- Severity
- 8.6 High
- Published
- Jan 16, 2026
- Updated
- Jan 16, 2026
- Reserved
- Nov 24, 2025
Description
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 interacts with the project files.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 8.6 High | CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:P/VC:H/VI:H/VA:L/SC:H/SI:H/SA:H | icscert |
| 3.1 | 8.1 High | CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:L | icscert |
Weaknesses
Affected Products
| Product | Versions |
|---|---|
Process OptimizationAVEVA |
|
References
- https://www.aveva.com/en/support-and-success/cyber-security-updates/
- https://softwaresupportsp.aveva.com/en-US/downloads/products/details/a643eaa3-0d85-4fde-ac11-5239e87a68ea
- https://www.cisa.gov/news-events/ics-advisories/icsa-26-015-01
- https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-015-01.json
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