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Vulnerability record · CVE-2025-27379 · published 22 January 2026

CVE-2025-27379: Altium on-prem enterprise server cross-site scripting vulnerability

Altium · On Prem Enterprise Server

A stored cross-site scripting (XSS) vulnerability in the BOM Viewer in Altium AES 7.0.3 allows an authenticated attacker to inject arbitrary JavaScript into the Description field of a schematic, which is executed when the BOM Viewer renders the affected content.

4.6 CVSS 3.1 Medium EPSS 0.23% · top 87.4% CWE-79 · Cross-site scripting
4.6CVSS 3.1 base score
0.23%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
1References
17 Jun 2026Last modified by NVD

Description

A stored cross-site scripting (XSS) vulnerability in the BOM Viewer in Altium AES 7.0.3 allows an authenticated attacker to inject arbitrary JavaScript into the Description field of a schematic, which is executed when the BOM Viewer renders the affected content.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://www.altium.com/platform/security-compliance/security-advisories Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2025-27379), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.