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CVE-2026-62363· NVD / CVE Program· CNA GitHub_M

ImageMagick: Heap Buffer Over-Write in fx operation

ImageMagick is free and open-source software used for editing and manipulating digital images. In versions prior to 7.1.2-27, a heap buffer over-write can occur in the fx operation by passing a crafted argument. This issue has been fixed in version 7.1.2-27.

MediumCVSS 5.0 · v3.1—No exploit Fix available
Published
Jul 29, 2026
Updated
Aug 3, 2026
EPSS
0.1% · 2th percentile
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Report tools

JSON

Action score

20

Monitor

Low priority for now.

CVSS
20 / 40 · 5.0 / 10
CISA KEV
0 / 30 · Not listed
EPSS
0 / 30 · 0.1%

CISA SSVC decision

Exploitation
none
Automatable
no
Technical impact
partial

Vulnrichment: CISA's decision-tree inputs.

CNA vs NVD score

NVD
—
CNA · GitHub_M
5.0
NVD has not scored this yet; the score shown is the CNA’s.

The score given by the assigning authority versus NVD’s independent score. A gap means the severity is contested.

Affected systems

VendorProduct
imagemagickimagemagick

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • imagemagick imagemagickbefore 7.1.2-27

Versions reported by the vendor

Affected version ranges reported by the assigning authority (GitHub_M). Independent of NVD's CPE analysis and usually ahead of it.

  • ImageMagick ImageMagick

    • < 7.1.2-27affected

Package-level exposure

OSV and GitHub Advisory data: ecosystem, package and range. SBOM matching uses this table.

EcosystemPackageAffected rangeFix
Debian:12imagemagickall versions—
Debian:14imagemagickbefore 8:7.1.2.27+dfsg1-18:7.1.2.27+dfsg1-1
NuGetMagick.NET-Q16-AnyCPUbefore 14.15.014.15.0
NuGetMagick.NET-Q16-arm64before 14.15.014.15.0
NuGetMagick.NET-Q16-HDRI-AnyCPUbefore 14.15.014.15.0
NuGetMagick.NET-Q16-HDRI-arm64before 14.15.014.15.0
NuGetMagick.NET-Q16-HDRI-OpenMP-arm64before 14.15.014.15.0
NuGetMagick.NET-Q16-HDRI-x64before 14.15.014.15.0
NuGetMagick.NET-Q16-HDRI-x86before 14.15.014.15.0
NuGetMagick.NET-Q16-OpenMP-arm64before 14.15.014.15.0
NuGetMagick.NET-Q16-OpenMP-x64before 14.15.014.15.0
NuGetMagick.NET-Q16-x64before 14.15.014.15.0
NuGetMagick.NET-Q16-x86before 14.15.014.15.0
NuGetMagick.NET-Q8-AnyCPUbefore 14.15.014.15.0
NuGetMagick.NET-Q8-arm64before 14.15.014.15.0
NuGetMagick.NET-Q8-OpenMP-arm64before 14.15.014.15.0
NuGetMagick.NET-Q8-OpenMP-x64before 14.15.014.15.0
NuGetMagick.NET-Q8-x64before 14.15.014.15.0
NuGetMagick.NET-Q8-x86before 14.15.014.15.0
openSUSE:Leap 16.0ImageMagickbefore 7.1.2.0-160000.14.17.1.2.0-160000.14.1
openSUSE:TumbleweedImageMagickbefore 7.1.2.28-1.17.1.2.28-1.1
SUSE:Linux Enterprise Module for Desktop Applications 15 SP7ImageMagickbefore 7.1.1.43-150700.3.76.17.1.1.43-150700.3.76.1
SUSE:Linux Enterprise Server 15 SP6-LTSSImageMagickbefore 7.1.1.21-150600.3.87.17.1.1.21-150600.3.87.1
SUSE:Linux Enterprise Server 16.0ImageMagickbefore 7.1.2.0-160000.14.17.1.2.0-160000.14.1

Same product

imagemagick: all records

Other highest-scoring records for the same primary product.

  • CVE-2016-3714The (1) EPHEMERAL, (2) HTTPS, (3) MVG, (4) MSL, (5) TEXT, (6) SHOW, (7) WIN, and (8) PLT coders in ImageMagick before 6.9.3-10 and 7.x beforKEV
    92Now
  • CVE-2016-3718The (1) HTTP and (2) FTP coders in ImageMagick before 6.9.3-10 and 7.x before 7.0.1-1 allow remote attackers to conduct server-side request KEV
    75This week
  • CVE-2016-3715The EPHEMERAL coder in ImageMagick before 6.9.3-10 and 7.x before 7.0.1-1 allows remote attackers to delete arbitrary files via a crafted imKEV
    75This week
  • CVE-2022-44268ImageMagick 7.1.0-49 is vulnerable to Information Disclosure.
    53Plan
  • CVE-2022-44267ImageMagick 7.1.0-49 is vulnerable to Denial of Service.
    49Plan
  • CVE-2016-5841Integer overflow in MagickCore/profile.c in ImageMagick before 7.0.2-1 allows remote attackers to cause a denial of service (segmentation fa
    43Plan

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

Product / packageFixed versionSource
ImageMagick ImageMagick7.1.2-27 · descriptionVendor (CNA)
debian:imagemagick8:7.1.2.27+dfsg1-1 · Debian:14Package registry (OSV)
NuGet:Magick.NET-Q16-AnyCPU14.15.0Package registry (OSV)
NuGet:Magick.NET-Q16-arm6414.15.0Package registry (OSV)
NuGet:Magick.NET-Q16-HDRI-AnyCPU14.15.0Package registry (OSV)
NuGet:Magick.NET-Q16-HDRI-arm6414.15.0Package registry (OSV)
NuGet:Magick.NET-Q16-HDRI-OpenMP-arm6414.15.0Package registry (OSV)
NuGet:Magick.NET-Q16-HDRI-x6414.15.0Package registry (OSV)
NuGet:Magick.NET-Q16-HDRI-x8614.15.0Package registry (OSV)
NuGet:Magick.NET-Q16-OpenMP-arm6414.15.0Package registry (OSV)
NuGet:Magick.NET-Q16-OpenMP-x6414.15.0Package registry (OSV)
NuGet:Magick.NET-Q16-x6414.15.0Package registry (OSV)
NuGet:Magick.NET-Q16-x8614.15.0Package registry (OSV)
NuGet:Magick.NET-Q8-AnyCPU14.15.0Package registry (OSV)
NuGet:Magick.NET-Q8-arm6414.15.0Package registry (OSV)
NuGet:Magick.NET-Q8-OpenMP-arm6414.15.0Package registry (OSV)
NuGet:Magick.NET-Q8-OpenMP-x6414.15.0Package registry (OSV)
NuGet:Magick.NET-Q8-x6414.15.0Package registry (OSV)
NuGet:Magick.NET-Q8-x8614.15.0Package registry (OSV)
opensuse:ImageMagick7.1.2.28-1.1 · openSUSE:TumbleweedPackage registry (OSV)
suse:ImageMagick7.1.2.0-160000.14.1 · SUSE:Linux Enterprise Server 16.0Package registry (OSV)

Exploit status

No known public exploit

No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

No dated events beyond publication.

EPSS, last 120 days

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

No commit or PR link among the references.

Credits

All researchers

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

No credits in the CNA record.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

  • CVE-2026-25986156 days apartImageMagick has a heap buffer overflow in YUV 4:2:2 decoder
    39Monitor
  • CVE-2026-5346149 days apartImageMagick: Out-of-bounds write in ICON decoder due to incorrect loop
    30Monitor
  • CVE-2026-32636133 days apartImageMagick has a heap-buffer-overflow in NewXMLTree which could result in crash
    30Monitor
  • CVE-2026-4872449 days apartImageMagick: Heap Buffer Underwrite in Floyd-Steinberg depth dithering
    22Monitor
  • CVE-2026-33535125 days apartImageMagick has an Out-of-Bounds write of a zero byte in its X11 display interaction
    22Monitor

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

—

Bug bounty scope

No known public program.

Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).

Technical details

Attack conditions

  • Someone with local access to the system can trigger it.
  • A low-privileged account is enough.
  • A user must open a link or visit a page.
  • No special conditions are required; it is repeatable.

If successful

Confidentiality
none
Integrity
none
Availability
high · the service can be disrupted
Attack vector
Local
Attack complexity
Low
Privileges required
Low
User interaction
Required
Scope
Unchanged
Confidentiality impact
None
Integrity impact
None
Availability impact
High

Weakness class (CWE)

CWE-787 · Out-of-bounds Write

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H

nvd-secondary

Attack context

MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

MITRE has no CAPEC/ATT&CK mapping for this CWE.

Noroxi analysis

No Noroxi analysis for this record yet

We don't hand-write analysis for all 385,000+ vulnerabilities; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.

We use this product, ask for help

Change log

  1. Fix✗ → ✓

For records you follow, these changes also arrive as notifications. →

References

Vendor advisories and official records. Exploit/PoC links are deliberately left out.

All records