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CVE-2026-75882high8.5

Improper access control vulnerability in ESET Encryption products for Windows

Impact

ESET Endpoint Encryption and ESET Full Disk Encryption for Windows have an improper access control vulnerability, allowing an attacker with standard user permissions to access a privileged kernel driver interface and send crafted requests, affecting versions up to 5.4.23.0 and 2.4.4.0 respectively.

Summarized by @cf/meta/llama-3.3-70b-instruct-fp8-fast. Verify details against the original sources.

Affected packages

This source has no supported package-version data for matching. You can read the advisory here, but this record alone cannot power a dependency check.

Affected products

Vendor version evidence. Product records are separate from automatic dependency matching.

ESET spol. s.r.o. · ESET

ESET Endpoint Encryption

1 range
ESET version evidence
Platforms: Windows

Compare with this publisher’s ranges. This does not inspect your installation.

affected

0 → through 5.4.23.0

custom versions

From 5.4.29.0: unaffected

unaffected

unknown

Other versions: unaffected

ESET spol. s.r.o. · ESET

ESET Full Disk Encryption

1 range
ESET version evidence
Platforms: Windows

Compare with this publisher’s ranges. This does not inspect your installation.

affected

0 → through 2.4.4.0

custom versions

From 2.4.8.0: unaffected

unaffected

unknown

Other versions: unaffected

Original source description

An improper access control vulnerability in ESET Endpoint Encryption and ESET Full Disk Encryption allow attacker with standard user permissions access a device interface belonging to a privileged kernel driver and send specially crafted requests.

Inside the record

Evidence available

Package identity · not supplied
Version evidence
Remediation guidance · not supplied
Weakness classification
Additional publishers

Describes the evidence in this view, not whether the product is safe.

Original records

CVE-2026-75882

View the latest unmodified CVE JSON from the official source. It may be newer than this imported page.

cve.new JSON →

Underlying weaknesses

The source’s classification of what caused the vulnerability.

CWE-284 ↗

CWE-284 Improper access control

ESET

Related →
Contributing organizations · 2
ESET

Assigning organization

2026-10-30
CISA-ADP

Additional data publisher

2026-10-30

What changed

Follow changes
  1. CVE · CVE-2026-75882

    Observed 2026-10-30T15:41:33.710Z · upstream updated 2026-10-30T15:22:56.675Z

    Prioritization updated

    before

    []

    after

    [
  {
    "source": "CISA-ADP",
    "type": "SSVC",
    "role": "CISA Coordinator",
    "timestamp": "2026-10-30T15:22:37.244525Z",
    "decisions": [
      {
        "name": "Exploitation",
        "value": "none"
      },
      {
        "name": "Automatable",
        "value": "no"
      },
      {
        "name": "Technical Impact",
        "value": "total"
      }
    ]
  }
]

Large field values are marked as truncated previews. Original source snapshots remain retained.

Showing up to 50 most recent observed changes.

References

1 sources
support.eset.com/en/ca9033-eset-customer-advisory-improper-access-control-vulnerability-in-eset-encryption-products-for-windows-fixed
Security advisoryESET