---
title: "CVE-2026-102155: Spectralight WiFi-server - XML External Entity Injection"
description: "Spectralight WiFi-server contains an XML External Entity (XXE) injection caused by improper XML input handling, letting authenticated users disclose local files and cause partial denial of service."
url: https://panop.io/threat-heartbeat/CVE-2026-102155/
---

# CVE-2026-102155 Spectralight WiFi-server - XML External Entity Injection

Spectralight WiFi-server contains an XML External Entity (XXE) injection caused by improper XML input handling, letting authenticated users disclose local files and cause partial denial of service.

CVSS base score 8.5 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Required

EPSS

0.33% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-102155)

## Details

Type

XML External Entity Injection

Impact

Information Disclosure, Denial Of Service

CVSS vector

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

Published

6 October 2026

Updated

15 October 2026

Weakness

[CWE-611](https://cwe.mitre.org/data/definitions/611.html)

## Vendor fix

Update to the latest version with XXE vulnerability fixed.

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-2026-102155](https://nvd.nist.gov/vuln/detail/CVE-2026-102155)
- [https://www.arista.com/en/support/advisories-notices/security-advisory/24806-security-advisory-0190](https://www.arista.com/en/support/advisories-notices/security-advisory/24806-security-advisory-0190)

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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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