---
id: CVE-2026-90502
title: A vulnerability was detected in stilleshan ServerStatus 1.0/2.0
summary: >-
  A vulnerability was detected in stilleshan ServerStatus 1.0/2.0. Impacted is
  an unknown function of the file server/src/main.cpp of the component Stats
  Generation. Performing a manipulation of the argument custom results in cross
  site sc…
severity: low
cvss: 3.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N'
cwe:
  - CWE-79
  - CWE-94
vendor: stilleshan
product: ServerStatus
affected:
  - ServerStatus 1.0
  - ServerStatus 2.0
published: '2026-09-13'
updated: '2026-09-14'
sourceUpdated: '2026-09-14T20:56:48.220'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-90502'
references:
  - url: 'https://github.com/BlkSword/POC/blob/main/ServerStatus%20Stored%20.pdf'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/cve/CVE-2026-90502'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/submit/895248'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/403090'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/403090/cti'
    label: cna@vuldb.com
tags:
  - nvd
  - cve.org
  - exploit-available
exploitAvailable: true
ssvc:
  exploitation: poc
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-09-14T15:37:21.893572Z'
ingestedAt: '2026-09-14T15:23:07.472Z'
epss: 0.00331
epssPercentile: 0.23535
---

## Overview

A vulnerability was detected in stilleshan ServerStatus 1.0/2.0. Impacted is an unknown function of the file server/src/main.cpp of the component Stats Generation. Performing a manipulation of the argument custom results in cross site scripting. It is possible to initiate the attack remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.