CVE-2026-111324

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.

CVSS v3 5.3 MEDIUM

5.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 3.9 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

References

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

Configurations

No configuration.

History

21 Oct 2026, 02:17

Type	Values Removed	Values Added
References	~~() https://hackmd.io/@hieuPenguinnn/rustdesk-api-sysinfo-unauth-peer-tamper -~~	() https://hackmd.io/@hieuPenguinnn/rustdesk-api-sysinfo-unauth-peer-tamper -

15 Oct 2026, 22:19

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-10-15 22:19

Updated : 2026-10-21 02:17

NVD link : CVE-2026-111324

Mitre link : CVE-2026-111324

CVE.ORG link : CVE-2026-111324

JSON object : View

Products Affected

No product.

CWE

CWE-639

Authorization Bypass Through User-Controlled Key

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