CVE-2025-64691HIGH 8.8EPSS p21.6%

CVE-2025-64691CVE-2025-64691

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.

Scoring

CVSS 3.18.8 (HIGH)
VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
EPSS0.29% probability of exploitation · percentile 21.6% · 2026-08-03T12:00:16Z
Published2026-01-16
Last modified2026-01-22

Underlying weaknesses· 1

CWE-94

References

  1. https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-015-01.json
  2. https://softwaresupportsp.aveva.com/en-US/downloads/products/details/a643eaa3-0d85-4fde-ac11-5239e87a68ea
  3. https://www.aveva.com/en/support-and-success/cyber-security-updates/
  4. https://www.cisa.gov/news-events/ics-advisories/icsa-26-015-01

1

TypeTargetConfidenceTier
WeaknessImproper Control of Generation of Code ('Code Injection')cwe-940%live

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Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.