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CVE-2026-116016 Details

ANALYZED

This CVE record has been analyzed and enriched by NVDAPI.com as an independent party.

Description

yudao-cloud through 2026.09 contains an authorization bypass vulnerability that allows authenticated users to evade row-level data scope restrictions by sending a data-permission-enable header set to false. Attackers can add this header to /admin-api requests, which DataPermissionRpcWebFilter trusts, to read or modify other departments' and users' records within the same tenant.

Metrics

CVSS 3.x Severity and Vector Strings:

VolerionCVSS-B:5.4 MEDIUMVector:CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N

CNA: [email protected]CVSS-B:7.1 HIGHVector:CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://hackmd.io/@hieuPenguinnn/yudao-cloud-data-permission-enable-header-datascope-bypass	CISA-ADP	ExploitRemedyTechnical Analysis
https://github.com/YunaiV/yudao-cloud/blob/d322a10b9898a084412032e94336af06835978c2/yudao-framework/yudao-spring-boot-starter-biz-data-permission/src/main/java/cn/iocoder/yudao/framework/datapermission/core/rpc/DataPermissionRpcWebFilter.java#L21-L36	[email protected]	Source CodeVendor
https://github.com/YunaiV/yudao-cloud/blob/d322a10b9898a084412032e94336af06835978c2/yudao-gateway/src/main/java/cn/iocoder/yudao/gateway/filter/security/TokenAuthenticationFilter.java#L84-L92	[email protected]	Source CodeVendor
https://github.com/YunaiV/yudao-cloud/commit/4e415cd6c30d3abb929a127bb7038101d9f4c943	[email protected]	Source CodeVendor
https://github.com/YunaiV/yudao-cloud/issues/343	[email protected]	Issue TrackingVendor
https://hackmd.io/@hieuPenguinnn/yudao-cloud-data-permission-enable-header-datascope-bypass	[email protected]	ExploitRemedyTechnical Analysis
https://www.vulncheck.com/advisories/yudao-cloud-through-2026.09-data-permission-bypass-via-data-permission-enable-header	[email protected]	AdvisoryBundleRemedy

see all 7 references

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-807	Reliance on Untrusted Inputs in a Security Decision	[email protected]

Affected Products

Product	Versions
yudao-cloud	<= 2026.09
CPE No CPEs found in CPE dictionary for this product. Remediation Workaround:low effort Remove the `data-permission-enable` header from all requests at the gateway. Workaround:low effort Remove the `login-user` header from all requests at the gateway. Mitigation:moderate effort Configure the backend to reject the `data-permission-enable` header unless the call is proven to be an internal service call.

Product

Versions

yudao-cloud

<= 2026.09

CPE

No CPEs found in CPE dictionary for this product.

Remediation

Workaround:low effort
Remove the `data-permission-enable` header from all requests at the gateway.
Workaround:low effort
Remove the `login-user` header from all requests at the gateway.
Mitigation:moderate effort
Configure the backend to reject the `data-permission-enable` header unless the call is proven to be an internal service call.

Change History

2 change records found show changes

Date	Action	Recorded By
Nov 3, 2026	CVE Modified	CISA-ADP
Oct 24, 2026	New CVE Received	[email protected]