CVE-2026-76159

Duplicati for Windows - Incorrect Permission Assignment for Critical Resource

HIGH

CVSS Score

Published: September 15, 2026 at 08:49 AM UTC

Updated: September 16, 2026 at 01:57 PM UTC

1 product affected across 1 vendorDuplicati

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Severity

HIGH7

Exploit prediction

EPSS 0.1%

SSVC

No known exploit

Description

Incorrect Permission Assignment for Critical Resource in the configuration loader of Duplicati for Windows versions before v2.4.0.0 allows a local low-privileged attacker to escalate privileges to NT AUTHORITY\SYSTEM via an attacker-controlled preload.json file.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Duplicati · Duplicati

60%

v < v2.4.0.0

Affected range stops below v2.4.0.0, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

Third Party Advisory

Source: cverecord

https://zuso.ai/advisory/

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7HIGHZUSO ART

Vector?

Quick Info

StatusDEFERRED

CWE

CWE-732

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