FKIE_CVE-2026-40183

Vulnerability from fkie_nvd - Published: 2026-04-13 22:16 - Updated: 2026-04-17 20:44
Severity ?
5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Summary
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.
References
security-advisories@github.comhttps://github.com/ImageMagick/ImageMagick/releases/tag/7.1.2-19Release Notes
security-advisories@github.comhttps://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-jvgr-9ph5-m8v4Vendor Advisory
security-advisories@github.comhttps://github.com/dlemstra/Magick.NET/releases/tag/14.12.0Release Notes
Impacted products
Vendor Product Version
imagemagick imagemagick *
To clipboard 

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              "criteria": "cpe:2.3:a:imagemagick:imagemagick:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "AAB93A09-7FA3-4F61-9DB8-EF5B1382E7EE",
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  "descriptions": [
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      "value": "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."
    }
  ],
  "id": "CVE-2026-40183",
  "lastModified": "2026-04-17T20:44:34.230",
  "metrics": {
    "cvssMetricV31": [
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        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 5.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
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        "impactScore": 3.6,
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        "type": "Secondary"
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      "tags": [
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      "tags": [
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      "tags": [
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      "url": "https://github.com/dlemstra/Magick.NET/releases/tag/14.12.0"
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  "vulnStatus": "Analyzed",
  "weaknesses": [
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          "lang": "en",
          "value": "CWE-122"
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    }
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}


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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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