---
id: CVE-2026-77654
title: "Improper Privilege Management vulnerability in Horizon Security Analyzer (formerly AlgoSec Firewall Analyzer) on Linux, 64 bit allows\_Privilege Escalation and Parameter Injection.\n\nA local user with access to the command line may escalat…"
summary: "Improper Privilege Management vulnerability in Horizon Security Analyzer (formerly AlgoSec Firewall Analyzer) on Linux, 64 bit allows\_Privilege Escalation and Parameter Injection.\n\nA local user with access to the command line may escalat…"
severity: medium
cvss: 6.1
cvssVector: >-
  CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:A/VC:L/VI:H/VA:H/SC:H/SI:H/SA:H/S:N/AU:Y/R:U/RE:L/U:Amber
cwe:
  - CWE-266
vendor: Algosec
product: Horizon Security Analyzer
affected:
  - horizon_security_analyzer A33.10 (up to build 300)
  - horizon_security_analyzer A33.20 (up to build 170)
  - horizon_security_analyzer A33.30 (up to build 110)
published: '2026-09-08'
updated: '2026-09-08'
sourceUpdated: '2026-09-08T14:03:48.663'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-77654'
references:
  - url: >-
      https://techdocs.algosec.com/en/cves/Content/tech-notes/cves/cve-2026-77654.htm
    label: security.vulnerabilities@algosec.com
tags:
  - nvd
  - cve.org
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: total
  timestamp: '2026-09-08T12:19:17.974612Z'
cvssSource: cna
ingestedAt: '2026-09-08T15:33:26.983Z'
epss: 0.00141
epssPercentile: 0.02793
---

## Overview

Improper Privilege Management vulnerability in Horizon Security Analyzer (formerly AlgoSec Firewall Analyzer) on Linux, 64 bit allows Privilege Escalation and Parameter Injection.

A local user with access to the command line may escalate their privileges by abusing the parameters of a command that is approved in the sudoers file. 


This issue affects Horizon Security Analyzer : A33.10, A33.20 and A33.30.

## Remediation

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