Unrated severityNVD Advisory· Published Jan 22, 2026· Updated Jan 22, 2026
Missing Validation of Self-Signed Certificates in Altium Designer Allows Man-in-the-Middle Attacks
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2= 24.9.0+ 1 more
- (no CPE)range: = 24.9.0
- (no CPE)range: 24.9
Patches
Vulnerability mechanics
References
1News mentions
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