CVE-2025-64691

HIGH
2026-01-16 [email protected]
8.8
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

2
Analysis Generated
Mar 12, 2026 - 21:54 vuln.today
CVE Published
Jan 16, 2026 - 02:16 nvd
HIGH 8.8

Tags

RCE Code Injection Process Optimization

Description

The vulnerability, if exploited, could allow an authenticated miscreant (OS standard user) to tamper with TCL Macro scripts and escalate privileges to OS system, potentially resulting in complete compromise of the model application server.

Analysis

The vulnerability, if exploited, could allow an authenticated miscreant (OS standard user) to tamper with TCL Macro scripts and escalate privileges to OS system, potentially resulting in complete compromise of the model application server. [CVSS 8.8 HIGH]

Technical Context

Classified as CWE-94 (Code Injection). Affects Process Optimization. The vulnerability, if exploited, could allow an authenticated miscreant

(OS standard user) to tamper with TCL Macro scripts and escalate

privileges to OS system, potentially resulting in complete compromise of

the model application server.

Affected Products

Vendor: Aveva. Product: Process Optimization.

Remediation

Monitor vendor advisories for a patch.

Priority Score

44
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +44
POC: 0

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CVE-2025-64691 vulnerability details – vuln.today
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