CVE-2026-1010
HIGHAltium On-Prem Enterprise Server - Authenticated Stored Cross-Site Scripting via Workflow Form Submission
Title source: llmDescription
A stored cross-site scripting (XSS) vulnerability exists in the Altium Workflow Engine due to missing server-side input sanitization in workflow form submission APIs. A regular authenticated user can inject arbitrary JavaScript into workflow data. When an administrator views the affected workflow, the injected payload executes in the administrator’s browser context, allowing privilege escalation, including creation of new administrator accounts, session token theft, and execution of administrative actions.
References (1)
Core 1
Core References
Scores
CVSS v3
8.0
EPSS
0.0030
EPSS Percentile
21.7%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
total
Details
CWE
CWE-79
CWE-269
Status
published
Products (1)
altium/on-prem_enterprise_server
8.0.1
Published
Jan 15, 2026
Tracked Since
Feb 18, 2026