CVE-2026-119598— Miaomiaowu before 0.9.3 Cross-User Proxy Provider Config Disclosure via external_subscription_id

Quick assessment

Affected

iluobei miaomiaowu

Exploitation

No confirmed in-the-wild exploitation; assess based on exposure

Recommended action

Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Miaomiaowu 0.9.3 之前的版本在接口中存在不安全的直接对象引用（IDOR）漏洞。该漏洞允许已认证用户读取其他用户的配置信息。攻击者可通过遍历全局自增的参数，泄露覆盖脚本、过滤规则、自定义请求头以及健康检查 URL 等敏感配置内容。

CVSS 4.3 · Medium Updated Oct 31, 2026

Possible ATT&CK Techniques 1 AI

T1038

Get alerts for future matching vulnerabilities Log in to subscribe

Vulnerability Information

Have questions about the vulnerability? See if Shenlong's analysis helps!

View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title

Miaomiaowu before 0.9.3 Cross-User Proxy Provider Config Disclosure via external_subscription_id

Source: CVE Program / CVE List V5

Vulnerability 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.

Source: CVE Program / CVE List V5

CVSS Information

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

Source: CVE Program / CVE List V5

Vulnerability Type

通过用户控制密钥绕过授权机制

Source: CVE Program / CVE List V5

Affected Products

Vendor	Product	Affected Versions	CPE	Subscribe
iluobei	miaomiaowu	0 ~ 0.9.3	-

II. Public POCs for CVE-2026-119598

#	POC Description	Source Link	Shenlong Link

AI-Generated POC Premium

No public POC found.

III. Intelligence Information for CVE-2026-119598

请登录查看更多情报信息。

Other References for CVE-2026-119598 (8)

https://github.com/iluobei/miaomiaowu/blob/v0.9.2/internal/handler/proxy_provider.go#L114 technical-description
https://github.com/iluobei/miaomiaowu product
https://hackmd.io/@hieuPenguinnn/miaomiaowu-proxy-provider-config-cross-user-idor third-party-advisory
https://github.com/iluobei/miaomiaowu/blob/v0.9.2/internal/storage/traffic.go#L4808 technical-description
https://github.com/iluobei/miaomiaowu/issues/131 issue-tracking
https://github.com/iluobei/miaomiaowu/commit/14ccf37ef82cff06b636454c29db7752cdce7cab patch
https://github.com/iluobei/miaomiaowu/releases/tag/v0.9.3 release-notes
https://www.vulncheck.com/advisories/miaomiaowu-before-0.9.3-cross-user-proxy-provider-config-disclosure-via-external-subscription-id third-party-advisory

https://www.cve.org/CVERecord?id=CVE-2026-119598

IV. Related Vulnerabilities

Same weakness: CWE-639