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CVE-2026-106114: ImageSharp is a 2D graphics library

35
This week
MEDIUM 5.3REMOTEUPGRADE

CVE-2026-106114 is a medium-severity flaw (CVSS 5.3) affecting imagesharp. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

ImageSharp is a 2D graphics library. From 1.0.0-beta0001 until 4.1.2, ICC CLUT parsing calculates allocation sizes from attacker-declared channel and grid dimensions before confirming that the profile contains the declared values. IccDataReader.ReadClutF32 can request a large float array, and earlier public IccProfile.Entries parsing paths can allocate a large jagged representation, from a short truncated profile. In version 4, automatic image co

Why this priority

  • Public exploit reference
  • Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score5.3 (Medium)
Attack vectorNetwork (remote)
Attack complexityLow
Privileges neededNone
User interactionNone
EPSS exploit chance0.3% (top 75%)
CISA exploited listNo
WeaknessCWE-789
Published2026-10-06
Last modified2026-10-24
Publisher (CNA): GitHub, Inc. · Vendor: sixlabors

Last updated 2026-10-24 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

sixlabors imagesharp UPGRADE
Affected: >= 1.0.0 and < 3.2.0 · >= 4.0.0 and < 4.1.2
Fixed in: 3.2.0, 4.1.2
Safe to downgrade to: a release before 1.0.0
1. Check installed version
apt-cache policy imagesharp || rpm -q imagesharp || imagesharp --version
2. UPGRADE to 3.2.0 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade imagesharp
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade imagesharp
Note
Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.
3. If no update is available yet, DOWNGRADE to a release before 1.0.0 (Debian / Ubuntu)
apt-cache madison imagesharp sudo apt install imagesharp=<VERSION_BEFORE_1.0.0> sudo apt-mark hold imagesharp
3. If no update is available yet, DOWNGRADE (RHEL / Amazon Linux / Fedora)
dnf --showduplicates list imagesharp sudo dnf downgrade imagesharp-<VERSION_BEFORE_1.0.0> sudo dnf versionlock add imagesharp
Downgrade risk
Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.
After downgrade
Restart the service, and keep the package held until a fixed release ships.

Exact fixes by distribution

NuGet (.NET) · SixLabors.ImageSharp · FIXED · 4.1.2 · vulnerable: >= 1.0.0-beta0001, <= 4.1.1 · source
dotnet add package SixLabors.ImageSharp --version 4.1.2
Fedora ELN · selinux-policy · FIXED · 45.23-1.eln159 · FEDORA-2026-3668c969a2 · source
sudo dnf upgrade --advisory=FEDORA-2026-3668c969a2
Fedora 46 · sugar-toolkit-gtk3 · FIXED · 0.122-2.fc46 · FEDORA-2026-d11eb2faf0 · source
sudo dnf upgrade --advisory=FEDORA-2026-d11eb2faf0
Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-106114?

imagesharp: upgrade to 3.2.0, 4.1.2. Exact commands for each OS are on this page.

Is CVE-2026-106114 being exploited?

CVE-2026-106114 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-106114 affect?

CVE-2026-106114 affects imagesharp. Severity is medium (CVSS 5.3). ImageSharp is a 2D graphics library. From 1.0.0-beta0001 until 4.1.2, ICC CLUT parsing calculates allocation sizes from attacker-declared channel and grid dimensions before confirming that the profile contains the declared values. IccDataRe

How urgent is CVE-2026-106114?

Priority 35/100. Public exploit reference; Remotely exploitable, no login, no user action

Related CVEs

References

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