CVE-2025-27377

MEDIUM

Altium Designer <24.9.0 - Info Disclosure

Title source: llm
STIX 2.1

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.

Scores

CVSS v3 5.3
EPSS 0.0001
EPSS Percentile 2.0%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-295
Status published
Products (1)
altium/designer 24.9.0 - 25.2.0
Published Jan 22, 2026
Tracked Since Feb 18, 2026