CVE-2026-119598

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

5.3 Medium

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.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: Low
User interaction: None

What an attacker can affect

Confidentiality: Low
Integrity: None
Availability: None

Exploit likelihood

0.35%Unchanged since Oct 31, 2026

What each source reports

CVE List Score used 5.3

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

Record: CVE-2026-119598
CVSS 4.0: 5.3 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
CVSS 3.1: 4.3 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Weakness: CWE-639
Updated: 2026-11-02

EUVDEUVD-2026-113935 5.3

Record: EUVD-2026-113935
CVSS 4.0: 5.3 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
Updated: 2026-11-02

GitHub AdvisoriesGHSA-j948-r3jj-xhjm 5.3

Miaomiaowu before 0.9.3 contains an insecure direct object reference vulnerability in /api/user...

Record: GHSA-j948-r3jj-xhjm
CVSS 4.0: 5.3 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS 3.1: 4.3 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Weakness: CWE-639
Updated: 2026-11-02

NVD 5.3

Record: CVE-2026-119598
CVSS 4.0: 5.3 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS 3.1: 4.3 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Weakness: CWE-639
Updated: 2026-11-02

OSV 5.3

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

Record: CVE-2026-119598
CVSS 4.0: 5.3 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
Weakness: CWE-639
Updated: 2026-11-02

Affected products

iluobei miaomiaowu

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2026-119598 is a medium vulnerability (CVSS 5.3) in Iluobei Miaomiaowu, published October 30, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.35%, the 28th percentile. No source names a fixed version.

References

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