CVE-2026-116016 (CVSS 7.1)

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.

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CVSS v3.1 Score

7.1

HIGH

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

EPSS — Exploit Prediction

0.0025

Probability of exploitation

0.17%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-807 CWE-807

References

Other References

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 https://github.com/YunaiV/yudao-cloud/blob/d322a10b9898a084412032e94336af06835978c2/yudao-gateway/src/main/java/cn/iocoder/yudao/gateway/filter/security/TokenAuthenticationFilter.java#L84-L92 https://github.com/YunaiV/yudao-cloud/commit/4e415cd6c30d3abb929a127bb7038101d9f4c943 https://github.com/YunaiV/yudao-cloud/issues/343 https://hackmd.io/@hieuPenguinnn/yudao-cloud-data-permission-enable-header-datascope-bypass https://www.vulncheck.com/advisories/yudao-cloud-through-2026.09-data-permission-bypass-via-data-permission-enable-header

Frequently Asked Questions

What is CVE-2026-116016? +

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. It has a CVSS v3.1 base score of 7.1 (HIGH).

How severe is CVE-2026-116016? +

CVE-2026-116016 has a CVSS v3.1 score of 7.1 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching. The EPSS score is 0.0025, placing it in the 0th percentile for exploitation probability.

How do I check if I'm vulnerable to CVE-2026-116016? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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