Out-of-bounds Write Affecting sixlabors.imagesharp package, versions [4.0.0,4.1.2)


Severity

Recommended
0.0
high
0
10

CVSS assessment by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.35% (27th percentile)

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  • Snyk IDSNYK-DOTNET-SIXLABORSIMAGESHARP-20576311
  • published8 Oct 2026
  • disclosed7 Oct 2026
  • creditUnknown

Introduced: 7 Oct 2026

NewCVE-2026-106112  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

Upgrade SixLabors.ImageSharp to version 4.1.2 or higher.

Overview

Affected versions of this package are vulnerable to Out-of-bounds Write in the ICC color profile conversion process when handling a malformed embedded ICC LUT16 profile with more than four output channels. An attacker can cause memory corruption and application termination by supplying a specially crafted image containing such a profile and triggering decoding with ICC conversion enabled. This is only exploitable if DecoderOptions.ColorProfileHandling is set to Convert.

CVSS Base Scores

version 4.0
version 3.1