CVE-2025-61943

critical

Description

The vulnerability, if exploited, could allow an authenticated miscreant (Process Optimization Standard User) to tamper with queries in Captive Historian and achieve code execution under SQL Server administrative privileges, potentially resulting in complete compromise of the SQL Server.

References

Advisories
More

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

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

Details

Source: Mitre, NVD

Published: 2026-01-16

Updated: 2026-01-22

Risk Information

CVSS v2

Base Score: 6.8

Vector: CVSS2#AV:L/AC:L/Au:S/C:C/I:C/A:C

Severity: Medium

CVSS v3

Base Score: 7.8

Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Severity: High

CVSS v4

Base Score: 9.3

Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/SA:H

Severity: Critical

EPSS

EPSS: 0.00018