Medium severity5.3NVD Advisory· Published Jan 22, 2026· Updated Jun 17, 2026
CVE-2025-27377
CVE-2025-27377
Description
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.
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Affected products
3Patches
Vulnerability mechanics
References
1- www.altium.com/platform/security-compliance/security-advisoriesnvdVendor Advisory
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