---
id: CVE-2026-12858
title: >-
  Improper Privilege Management vulnerability in ESET AV Remover (standalone)
  allows Privilege Escalation via especially crafted RPC.
summary: >-
  Improper Privilege Management vulnerability in ESET AV Remover (standalone)
  allows Privilege Escalation via especially crafted RPC.
severity: high
cvss: 8.5
cvssVector: 'CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'
cwe:
  - CWE-269
vendor: ESET spol. s.r.o.
product: ESET AV Remover (standalone)
affected:
  - eset_av_remover_standalone <= 1.6.11.0
published: '2026-09-09'
updated: '2026-09-09'
sourceUpdated: '2026-09-09T15:39:13.607'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-12858'
references:
  - url: >-
      https://support.eset.com/en/ca9000-eset-customer-advisory-local-privilege-escalation-vulnerability-in-eset-av-remover-fixed
    label: security@eset.com
tags:
  - nvd
  - cve.org
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: total
  timestamp: '2026-09-09T12:57:23.380973Z'
cvssSource: cna
ingestedAt: '2026-09-09T09:05:07.928Z'
epss: 0.00104
epssPercentile: 0.00958
---

## Overview

Improper Privilege Management vulnerability in ESET AV Remover (standalone) allows Privilege Escalation via especially crafted RPC.

## Remediation

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