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PatchSiren cyber security CVE debrief

CVE-2026-46557 ImageMagick CVE debrief

CVE-2026-46557 is a stack overflow vulnerability in ImageMagick, a free and open-source software for editing and manipulating digital images. Prior to version 7.1.2-23, a missing depth check in the fx operation allows an attacker to pass a crafted argument, potentially leading to a stack overflow. This issue has been patched in version 7.1.2-23.

Vendor
ImageMagick
Product
Unknown
CVSS
MEDIUM 6.2
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-10
Original CVE updated
2026-06-11
Advisory published
2026-06-10
Advisory updated
2026-06-11

Who should care

Users of ImageMagick, particularly those who process untrusted images or use the fx operation, should be aware of this vulnerability and take steps to mitigate it.

Technical summary

The vulnerability is caused by a missing depth check in the fx operation of ImageMagick. This allows an attacker to pass a crafted argument, potentially leading to a stack overflow. The CVSS score for this vulnerability is 6.2, with a severity rating of MEDIUM.

Defensive priority

MEDIUM

Recommended defensive actions

  • Update ImageMagick to version 7.1.2-23 or later.
  • Avoid processing untrusted images with ImageMagick.
  • Use the fx operation with caution and validate user input.

Evidence notes

The vulnerability was patched in version 7.1.2-23 of ImageMagick. The CVE record and NVD detail pages provide additional information about the vulnerability.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-46557 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-46557

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-46557 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-46557

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.