CVE-2026-30794

Description

Improper Certificate Validation vulnerability in rustdesk-client RustDesk Client rustdesk-client on Windows, MacOS, Linux, iOS, Android (HTTP API client, TLS transport modules) allows Adversary in the Middle (AiTM). This vulnerability is associated with program files src/hbbs_http/http_client.Rs and program routines TLS retry with danger_accept_invalid_certs(true). This issue affects RustDesk Client: through 1.4.5.

PUBLISHED Reserved 2026-03-05 | Published 2026-03-05 | Updated 2026-03-05 | Assigner VULSec

Problem types

CWE-295 Improper Certificate Validation

Product status

Credits

Erez Kalman finder

Erez Kalman reporter

References

github.com/rustdesk/rustdesk product

docs.google.com/...QgAU-QGJ7D8a4rOZVj1vmiUXV1EcdRHf9aZAW/pub third-party-advisory exploit

www.vulsec.org/ vdb-entry third-party-advisory

cve.org (CVE-2026-30794)

nvd.nist.gov (CVE-2026-30794)

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