rustdesk-api through 2.7 contains an authorization bypass vulnerability that allows unauthenticated attackers to overwrite existing peer records by supplying only a target device ID to POST /api/sysinfo. Attackers can overwrite hostname, username, OS and uuid without uuid verification, then log in presenting that uuid to rebind the peer to their account.

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact Low

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
lejianwen rustdesk-api unaffected
Version Status Constraints
0 affected ≤ 2.7

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Project Subscriptions

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/lejianwen/rustdesk-api cve-icon cve-icon
https://github.com/lejianwen/rustdesk-api/blob/v2.7/http/controller/api/peer.go#L26-L57 cve-icon cve-icon
https://github.com/lejianwen/rustdesk-api/blob/v2.7/http/router/api.go#L60-L76 cve-icon cve-icon
https://hackmd.io/@hieuPenguinnn/rustdesk-api-sysinfo-unauth-peer-tamper cve-icon cve-icon
https://www.vulncheck.com/advisories/rustdesk-api-through-2.7-authorization-bypass-via-post-api-sysinfo cve-icon cve-icon
History

Thu, 15 Oct 2026 22:00:00 +0000

Type Values Removed Values Added
Description rustdesk-api through 2.7 contains an authorization bypass vulnerability that allows unauthenticated attackers to overwrite existing peer records by supplying only a target device ID to POST /api/sysinfo. Attackers can overwrite hostname, username, OS and uuid without uuid verification, then log in presenting that uuid to rebind the peer to their account.
Title rustdesk-api through 2.7 Authorization Bypass via POST /api/sysinfo
Weaknesses CWE-639
References
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N'}

cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-10-15T21:43:32.384Z

Reserved: 2026-10-15T20:27:22.465Z

Link: CVE-2026-111324

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-10-15T22:19:30.927

Modified: 2026-10-15T22:19:30.927

Link: CVE-2026-111324

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses