CVE-2026-5808

Received Received - Intake

Cross-Site Scripting in openstatus Onboarding Endpoint (callbackURL

Publication date: 2026-04-08

Last updated on: 2026-04-08

Assigner: VulDB

Description

A vulnerability was detected in openstatusHQ openstatus up to 1b678e71a85961ae319cbb214a8eae634059330c. This impacts an unknown function of the file apps/dashboard/src/app/(dashboard)/onboarding/client.tsx of the component Onboarding Endpoint. The manipulation of the argument callbackURL results in cross site scripting. The attack may be launched remotely. This product operates on a rolling release basis, ensuring continuous delivery. Consequently, there are no version details for either affected or updated releases. The patch is identified as 43d9b2b9ef8ae1a98f9bdc8a9f86d6a3dfaa2dfb. It is advisable to implement a patch to correct this issue. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published

2026-04-08

Last Modified

2026-04-08

Generated

2026-07-06

AI Q&A

2026-04-09

EPSS Evaluated

2026-07-05

NVD

CVE-2026-5808

EUVD

EUVD-2026-20785

Affected Vendors & Products

Vendor	Product	Version / Range
openstatushq	openstatus	to 1b678e71a85961ae319cbb214a8eae634059330c (inc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-94	The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment.
CWE-79	The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

Attack-Flow Graph

Executive Summary

This vulnerability exists in the openstatusHQ openstatus product, specifically in the Onboarding Endpoint component within the file apps/dashboard/src/app/(dashboard)/onboarding/client.tsx. It involves the manipulation of the argument callbackURL, which leads to a cross-site scripting (XSS) vulnerability. This means an attacker can inject malicious scripts remotely by exploiting this argument.

Impact Analysis

The vulnerability allows an attacker to perform cross-site scripting attacks remotely by manipulating the callbackURL argument. This can lead to the execution of malicious scripts in the context of the affected application, potentially compromising user interactions or data integrity. However, the CVSS scores indicate a moderate impact with no direct confidentiality or availability loss, but with potential integrity impact and requiring user interaction.

Mitigation Strategies

The vulnerability can be mitigated by applying the patch identified as 43d9b2b9ef8ae1a98f9bdc8a9f86d6a3dfaa2dfb released by the vendor.

Since the product operates on a rolling release basis, it is advisable to update to the latest fixed version as soon as possible.

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