Description

Miaomiaowu before 0.9.3 contains an insecure direct object reference vulnerability in /api/user/proxy-provider-configs that allows authenticated users to read other users' configurations. Attackers can iterate the global auto-increment external_subscription_id parameter to disclose override scripts, filter rules, custom request headers and health-check URLs.

Related CPE's

Could not find any relations

References

https://github.com/iluobei/miaomiaowu

https://github.com/iluobei/miaomiaowu/blob/v0.9.2/internal/handler/proxy_provider.go#L114

https://github.com/iluobei/miaomiaowu/blob/v0.9.2/internal/storage/traffic.go#L4808

https://github.com/iluobei/miaomiaowu/commit/14ccf37ef82cff06b636454c29db7752cdce7cab

https://github.com/iluobei/miaomiaowu/issues/131

https://github.com/iluobei/miaomiaowu/releases/tag/v0.9.3

https://hackmd.io/@hieuPenguinnn/miaomiaowu-proxy-provider-config-cross-user-idor

https://www.vulncheck.com/advisories/miaomiaowu-before-0.9.3-cross-user-proxy-provider-config-disclosure-via-external-subscription-id

Weaknesses

[email protected]

Secondary
CWE-639

CVSS impact metrics

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

4.3 · Medium

Information

Source identifier

[email protected]

Vulnerability status

Deferred

Published

2026-10-30T14:16:47.947Z

6 hours ago

Last modified

2026-10-30T19:23:25.493Z

1 hour ago