---
id: "CVE-2026-77706"
page: "https://infrastack.ai/live/CVE-2026-77706"
kind: "vulnerability"
aliases: ["CVE-2026-77706"]
title: "FileOrbis NextGen FileServer: compressed data flaw lets clients tie up resources"
severity: "medium"
cvss: 6.5
epss: null
exploited: false
status: "open"
category: "other"
products: []
ecosystems: []
tags: ["file-server", "fileorbis", "other"]
not_affected_if: ["version-12.7-or-later"]
published_at: "2026-11-13T14:18:00+00:00"
first_seen_at: "2026-11-13T15:19:49+00:00"
updated_at: "2026-11-13T15:21:26+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-77706", "first_seen_at": "2026-11-13T15:19:49+00:00"}]
exploit_sources: []
---

# FileOrbis NextGen FileServer: compressed data flaw lets clients tie up resources

Link for people: https://infrastack.ai/live/CVE-2026-77706 (this .md is for agents)

FileOrbis NextGen FileServer mishandles highly compressed data, a data amplification flaw, so a small compressed input expands into a large amount of work. An attacker can keep client connections busy and degrade the server, according to the NVD description.

_Summary, check and fix written by a model from the sources; labelled as such._

## How to check

- Check the installed FileOrbis NextGen FileServer version in its admin console or install directory: unknown if the sources do not say where.
- Confirm whether the server accepts compressed uploads or requests from untrusted clients: unknown if the sources do not say.

## Fix

- FileOrbis NextGen FileServer: move to `12.7` or later (the NVD description says the issue affects versions before 12.7).

## Timeline

- 2026-11-13T15:19:49+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-77706

## From the sources

Improper handling of highly compressed data (data amplification) vulnerability in Fileorbis Bilişim Hizmetleri Ticaret Anonim Şirketi FileOrbis NextGen FileServer allows Sustained Client Engagement.

This issue affects FileOrbis NextGen FileServer: before 12.7.

---

_Free to read, with fair use of about 60 pages a minute. For higher limits or API access: sales@infrastack.ai_