CVE-2025-27380

HTML Injection Leading to Script Execution in Altium Enterprise Server

State: Published
Severity: 7.6 High
Published: Jan 22, 2026
Updated: Jan 22, 2026
Reserved: Feb 23, 2025

Description

HTML injection in Project Release in Altium Enterprise Server (AES) 7.0.3 on all platforms allows an authenticated attacker to execute arbitrary JavaScript in the victim’s browser via crafted HTML content.

Scores

CVSS	Score	Vector	Source
3.1	7.6 High	CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:N	Altium

Weaknesses

CWE-79 – Improper Neutralization of Input During Web Page Generation (Cross-Site Scripting)

Affected Products

Product	Versions
AESAltium	7.0.3 through 7.0.5Affectedfrom 7.0.6Not affected

References

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

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