HIGH 7.6 NVD
CVE-2026-121624
Nanosystems Supremo for Windows and macOS before 5.0.2.3874 contains an improper certificate validation vulnerability that allows adjacent attackers to intercep
Nanosystems Supremo for Windows and macOS before 5.0.2.3874 contains an improper certificate validation vulnerability that allows adjacent attackers to intercept TLS connections by presenting untrusted certificates. Attackers on the same network can terminate and relay the client's TLS session using self-signed certificates to read usernames, SHA-256 password hashes, and license codes.
References
- https://pusi77.eu.org/blog/2026-11-03-supremo-tls-cve
- https://www.supremocontrol.com/
- https://www.supremocontrol.com/changelog/
- https://www.vulncheck.com/advisories/nanosystems-supremo-before-5.0.2.3874-improper-tls-ce
This high severity vulnerability with a CVSS score of 7.6 was published on 2026-11-03 via NVD.
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