---
title: "CVE-2026-103530: decolua 9Router - Server-Side Request Forgery"
description: "decolua 9Router <= 0.5.55 contains a server-side request forgery caused by manipulation of the argument provider_options.baseUrl in fetch function of src/shared/utils/ssrfGuard.js, letting remote attackers make arbitrary requests, exploit requires no special privileges."
url: https://panop.io/threat-heartbeat/CVE-2026-103530/
---

# CVE-2026-103530 decolua 9Router - Server-Side Request Forgery

decolua 9Router <= 0.5.55 contains a server-side request forgery caused by manipulation of the argument provider\_options.baseUrl in fetch function of src/shared/utils/ssrfGuard.js, letting remote attackers make arbitrary requests, exploit requires no special privileges.

CVSS base score 7.3 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Not required

EPSS

0.30% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-103530)

## Details

Type

Server-Side Request Forgery

Impact

Server Side Request Forgery

CVSS vector

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

Published

1 October 2026

Updated

15 October 2026

Weakness

[CWE-918](https://cwe.mitre.org/data/definitions/918.html)

## Vendor fix

Apply the patch or update to a version later than 0.5.55.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-103530](https://nvd.nist.gov/vuln/detail/CVE-2026-103530)
- [https://vuldb.com/cve/CVE-2026-103530](https://vuldb.com/cve/CVE-2026-103530)
- [https://vuldb.com/submit/956865](https://vuldb.com/submit/956865)
- [https://vuldb.com/vuln/412342](https://vuldb.com/vuln/412342)
- [https://vuldb.com/vuln/412342/cti](https://vuldb.com/vuln/412342/cti)
- [https://github.com/decolua/9router/](https://github.com/decolua/9router/)
- [https://github.com/decolua/9router/issues/3714](https://github.com/decolua/9router/issues/3714)
- [https://github.com/decolua/9router/pull/3723](https://github.com/decolua/9router/pull/3723)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

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