What is CVE-2026-1008?

CVE-2026-1008 is a high-severity vulnerability in Altium Live, classified under Cross-site Scripting. CVSS score: 7.6/10. Published 2026-01-15.

How severe is CVE-2026-1008?

High severity. CVSS v3 base score is 7.6 out of 10.

XSS in Altium Live

CVE-2026-1008

A stored cross-site scripting (XSS) vulnerability exists in the user profile text fields of Altium 365. Insufficient server-side input sanitization allows authenticated users to inject arbitrary HTML and JavaScript payloads using whitespac…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.002 (10.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:N.

Affected products

Altium Live — versions 0
Altium Altium_live — versions 1.2.2

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

4760f414-e1ae-4ff1-bdad-c7a9c3538b79 (Vendor Advisory)

Frequently asked questions

What is CVE-2026-1008?: CVE-2026-1008 is a high-severity vulnerability in Altium Live, classified under Cross-site Scripting. CVSS score: 7.6/10. Published 2026-01-15.
How severe is CVE-2026-1008?: High severity. CVSS v3 base score is 7.6 out of 10.