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PatchSiren cyber security CVE debrief

CVE-2026-42326 ImageMagick CVE debrief

CVE-2026-42326 is a medium-severity vulnerability in ImageMagick, a free and open-source software for editing and manipulating digital images. Prior to versions 6.9.13-47 and 7.1.2-22, when writing an IPTC output file, a malicious input file could cause an out-of-bounds read of a single byte. This issue has been patched in versions 6.9.13-47 and 7.1.2-22.

Vendor
ImageMagick
Product
Unknown
CVSS
MEDIUM 5.1
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 IPTC output files, should be aware of this vulnerability and take steps to mitigate it.

Technical summary

The vulnerability is caused by an out-of-bounds read of a single byte when writing an IPTC output file. This can be exploited by a malicious input file.

Defensive priority

Medium

Recommended defensive actions

  • Update to ImageMagick version 6.9.13-47 or 7.1.2-22 or later.
  • Be cautious when processing IPTC output files from untrusted sources.

Evidence notes

The vulnerability is documented in the CVE record [cve-org] and the NVD detail page [nvd]. A vendor advisory is available at [ref-4].

Sources and references

Verified primary and authoritative sources

  • CVE-2026-42326 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-42326

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

  • CVE-2026-42326 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-42326

    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.