CVE-2025-27377 — Missing Validation of Self-Signed Certificates in Altium Designer Allows Man-in-the-Middle Attacks

CVE-2025-27377

Missing Validation of Self-Signed Certificates in Altium Designer Allows Man-in-the-Middle Attacks PUBLISHED

Description (CNA)

Altium Designer version 24.9.0 does not validate self-signed server certificates for cloud connections. An attacker capable of performing a man-in-the-middle (MITM) attack could exploit this issue to intercept or manipulate network traffic, potentially exposing authentication credentials or sensitive design data.

Affected (CNA)

Vendor / product	Versions
Altium / Altium Designer	affected 24.9 through 25.1

CWE

CWE-295

References

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

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.