Vulnerability-Lookup

CVE-2026-30791 (GCVE-0-2026-30791)

Vulnerability from cvelistv5 – Published: 2026-03-05 14:47 – Updated: 2026-03-06 18:16

Title

RustDesk Client Accepts Pseudo-Encrypted Config Strings Without Cryptographic Validation

Summary

Use of a Broken or Risky Cryptographic Algorithm vulnerability in rustdesk-client RustDesk Client rustdesk-client on Windows, MacOS, Linux, iOS, Android, WebClient (Config import, URI scheme handler, CLI --config modules) allows Retrieve Embedded Sensitive Data. This vulnerability is associated with program files flutter/lib/common.Dart, hbb_common/src/config.Rs and program routines parseRustdeskUri(), importConfig(). This issue affects RustDesk Client: through 1.4.5.

Severity

8.7 (High)


                        
                          CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

SSVC

Exploitation: none Automatable: yes Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-03-06 18:16 UTC

CWE

CWE-327 - Use of a Broken or Risky Cryptographic Algorithm
CWE-684

Assigner

VULSec CNA under the redhat root

CNA scorecard – unranked: 0 records in the last 180 days, 10 needed details

References

3 references

URL	Tags
https://rustdesk.com/docs/en/client/	technical-descriptionx_--config documentation
https://docs.google.com/document/d/e/2PACX-1vSds6…	third-party-advisoryexploit
https://www.vulsec.org/	vdb-entrythird-party-advisory

Impacted products

1 product

Vendor	Product	Version	CPE status
rustdesk-client	RustDesk Client	Affected: 0 , ≤ 1.4.5 (custom) cpe:2.3:a:rustdesk-client:rustdesk_client:::windows:::::* cpe:2.3:a:rustdesk-client:rustdesk_client:::macos:::::* cpe:2.3:a:rustdesk-client:rustdesk_client:::linux:::::* cpe:2.3:a:rustdesk-client:rustdesk_client:::ios:::::* cpe:2.3:a:rustdesk-client:rustdesk_client:::android:::::* cpe:2.3:a:rustdesk-client:rustdesk_client:::webclient:::::*

Date Public

2026-03-05 13:45

Credits

Erez Kalman Erez Kalman

Show details on NVD website

JSON

To clipboard

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FKIE_CVE-2026-30791

Vulnerability from fkie_nvd - Published: 2026-03-05 15:16 - Updated: 2026-06-17 10:32

Severity

7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Summary

References

URL	Tags
2fdefc65-d750-4b8d-96ee-6e2c0c42dbfe	https://docs.google.com/document/d/e/2PACX-1vSds6jjpd38oO_yIAyd1HYtKNUuea-I-ozAPpGhYI7QgAU-QGJ7D8a4rOZVj1vmiUXV1EcdRHf9aZAW/pub	Exploit, Third Party Advisory
2fdefc65-d750-4b8d-96ee-6e2c0c42dbfe	https://rustdesk.com/docs/en/client/	Product
2fdefc65-d750-4b8d-96ee-6e2c0c42dbfe	https://www.vulsec.org/	Third Party Advisory

Impacted products

Vendor	Product	Version
rustdesk	rustdesk	*
apple	iphone_os	-
apple	macos	-
google	android	-
linux	linux_kernel	-
microsoft	windows	-
rustdesk	rustdesk	*

JSON

To clipboard

{
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      "affectedData": [
        {
          "collectionURL": "https://github.com/rustdesk/rustdesk/releases",
          "defaultStatus": "affected",
          "modules": [
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            "CLI --config"
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          "platforms": [
            "Windows",
            "MacOS",
            "Linux",
            "iOS",
            "Android",
            "WebClient"
          ],
          "product": "RustDesk Client",
          "programFiles": [
            "flutter/lib/common.dart",
            "hbb_common/src/config.rs"
          ],
          "programRoutines": [
            {
              "name": "parseRustdeskUri()"
            },
            {
              "name": "importConfig()"
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          ],
          "repo": "https://github.com/rustdesk/rustdesk,https://github.com/rustdesk/hbb_common",
          "vendor": "rustdesk-client",
          "versions": [
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              "status": "affected",
              "version": "0",
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    },
    {
      "lang": "es",
      "value": "Vulnerabilidad por uso de un algoritmo criptogr\u00e1fico defectuoso o arriesgado en rustdesk-client RustDesk Client rustdesk-client en Windows, MacOS, Linux, iOS, Android y WebClient (importaci\u00f3n de configuraci\u00f3n, controlador de esquema URI, m\u00f3dulos CLI --config) permite recuperar datos confidenciales incrustados. Esta vulnerabilidad est\u00e1 asociada con los archivos de programa flutter/lib/common.Dart, hbb_common/src/config.Rs y las rutinas de programa parseRustdeskUri(), importConfig(). Este problema afecta a RustDesk Client: hasta la versi\u00f3n 1.4.5."
    }
  ],
  "id": "CVE-2026-30791",
  "lastModified": "2026-06-17T10:32:55.407",
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  "published": "2026-03-05T15:16:14.717",
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    },
    {
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}

GHSA-MPXJ-6C39-W4RR

Vulnerability from github – Published: 2026-03-05 15:30 – Updated: 2026-03-18 21:32

Details

This issue affects RustDesk Client: through 1.4.5.

Severity

7.5 (High)


                  
                    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

8.7 (High)


                  
                    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2026-30791"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-327"
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    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-03-05T15:16:14Z",
    "severity": "HIGH"
  },
  "details": "Use of a Broken or Risky Cryptographic Algorithm vulnerability in rustdesk-client RustDesk Client rustdesk-client on Windows, MacOS, Linux, iOS, Android, WebClient (Config import, URI scheme handler, CLI --config modules) allows Retrieve Embedded Sensitive Data. This vulnerability is associated with program files flutter/lib/common.Dart, hbb_common/src/config.Rs and program routines parseRustdeskUri(), importConfig().\n\nThis issue affects RustDesk Client: through 1.4.5.",
  "id": "GHSA-mpxj-6c39-w4rr",
  "modified": "2026-03-18T21:32:57Z",
  "published": "2026-03-05T15:30:36Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-30791"
    },
    {
      "type": "WEB",
      "url": "https://docs.google.com/document/d/e/2PACX-1vSds6jjpd38oO_yIAyd1HYtKNUuea-I-ozAPpGhYI7QgAU-QGJ7D8a4rOZVj1vmiUXV1EcdRHf9aZAW/pub"
    },
    {
      "type": "WEB",
      "url": "https://rustdesk.com/docs/en/client"
    },
    {
      "type": "WEB",
      "url": "https://www.vulsec.org"
    }
  ],
  "schema_version": "1.4.0",
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    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
      "type": "CVSS_V4"
    }
  ]
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Vulnerability timeline

Sightings and recorded dates, grouped by day · UTC

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Publication & reservation Sightings KEV catalogs Other timestamps

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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

Action not permitted

CVE-2026-30791 (GCVE-0-2026-30791)

FKIE_CVE-2026-30791

GHSA-MPXJ-6C39-W4RR

Tags

Sightings

Nomenclature

Vulnerability timeline

Related by attack behaviour