CVE-2026-30795 Details
Description
Cleartext Transmission of Sensitive Information vulnerability in rustdesk-client RustDesk Client rustdesk-client on Windows, MacOS, Linux, iOS, Android (Heartbeat sync loop modules) allows Sniffing Attacks. This vulnerability is associated with program files src/hbbs_http/sync.Rs and program routines Heartbeat JSON payload construction (preset-address-book-password). This issue affects RustDesk Client: through 1.4.5.
A vulnerability in the RustDesk Client across multiple platforms, including Windows, MacOS, Linux, iOS, and Android, allows for sniffing attacks due to the cleartext transmission of sensitive information. This issue is present in versions through 1.4.5 and is related to the Heartbeat sync loop modules, specifically in the construction of Heartbeat JSON payloads that include the preset address book password.
Metrics
CVSS 4.0 Severity and Vector Strings:
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Mar 17, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://docs.google.com/document/d/e/2PACX-1vSds6jjpd38oO_yIAyd1HYtKNUuea-I-ozAPpGhYI7QgAU-QGJ7D8a4rOZVj1vmiUXV1EcdRHf9aZAW/pub | VULSec Labs | ExploitThird Party Advisory |
| https://github.com/rustdesk/rustdesk | VULSec Labs | Product |
| https://www.vulsec.org/ | VULSec Labs | Not Applicable |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-319 | Cleartext Transmission of Sensitive Information | VULSec Labs |
Affected Products
| Product | Versions |
|---|---|
| rustdesk rustdesk | <= 1.4.5 |
CPE
Remediation
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| apple iphone os | All versions |
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| apple macos | All versions |
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| google android | All versions |
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| linux linux kernel | All versions |
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| microsoft windows | All versions |
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Change History
5 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | VULSec Labs |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Mar 25, 2026 | Initial Analysis | [email protected] |
| Mar 5, 2026 | CVE Modified | VULSec Labs |
| Mar 5, 2026 | New CVE Received | VULSec Labs |