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CVE details

CVE-2026-40183

ImageMagick is free and open-source software used for editing and manipulating digital images. In versions below 7.1.2-19, the JXL encoder has an heap write overflow when a user specifies that the image should be encoded as 16 bit floats. This issue has been fixed in version 7.1.2-19.

Score
5.5 medium
Published
2026-04-13
Links
NVD · cve.org

Affected ports (2)

PortPackageVersionStatusMaintainer
graphics/ImageMagick6ImageMagick66.9.13.50_1,1unaddresseddesktop@FreeBSD.org
graphics/ImageMagick6ImageMagick6-nox116.9.13.50_1,1unaddresseddesktop@FreeBSD.org

Template for a VuXML entry

Range taken from the CVE record, check it before committing. make newentry in security/vuxml creates the vid.

  <vuln vid="FIXME (make newentry)">
    <topic>FIXME -- FIXME</topic>
    <affects>
      <package>
	<name>ImageMagick6</name>
	<range><lt>7.1.2-19</lt></range>
      </package>
      <package>
	<name>ImageMagick6-nox11</name>
	<range><lt>7.1.2-19</lt></range>
      </package>
    </affects>
    <description>
      <body xmlns="http://www.w3.org/1999/xhtml">
	<p>ImageMagick is free and open-source software used for editing and
	manipulating digital images. In versions below 7.1.2-19, the JXL
	encoder has an heap write overflow when a user specifies that the
	image should be encoded as 16 bit floats. This issue has been fixed in
	version 7.1.2-19.</p>
      </body>
    </description>
    <references>
      <cvename>CVE-2026-40183</cvename>
      <url>https://nvd.nist.gov/vuln/detail/CVE-2026-40183</url>
    </references>
    <dates>
      <discovery>2026-04-13</discovery>
      <entry>2026-10-25</entry>
    </dates>
  </vuln>