High severity8.8NVD Advisory· Published Jan 16, 2026· Updated Jun 17, 2026
CVE-2025-64691
CVE-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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
3cpe:2.3:a:aveva:process_optimization:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:aveva:process_optimization:*:*:*:*:*:*:*:*range: <2025
- (no CPE)range: 0
Patches
Vulnerability mechanics
References
4- github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-015-01.jsonnvdThird Party Advisory
- www.aveva.com/en/support-and-success/cyber-security-updates/nvdVendor Advisory
- www.cisa.gov/news-events/ics-advisories/icsa-26-015-01nvdThird Party AdvisoryUS Government Resource
- softwaresupportsp.aveva.com/en-US/downloads/products/details/a643eaa3-0d85-4fde-ac11-5239e87a68eanvdPermissions Required
News mentions
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