CVE-2026-33899 (GCVE-0-2026-33899)

Vulnerability from cvelistv5 – Published: 2026-04-13 20:46 – Updated: 2026-04-13 20:46
VLAI?
Title
ImageMagick: Heap BufferOverflow write of single zero byte when parsing XML
Summary
ImageMagick is free and open-source software used for editing and manipulating digital images. In versions below 7.1.2-189 and 6.9.13-44, when `Magick` parses an XML file it is possible that a single zero byte is written out of the bounds. This issue has been fixed in versions 6.9.13-44 and 7.1.2-19.
Severity ?
5.3 (Medium)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CWE
  • CWE-122 - Heap-based Buffer Overflow
  • CWE-191 - Integer Underflow (Wrap or Wraparound)
Assigner
References
Impacted products
Vendor Product Version
ImageMagick ImageMagick Affected: < 6.9.13-44
Affected: < 7.1.2-19
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      "providerMetadata": {
        "dateUpdated": "2026-04-13T20:46:43.781Z",
        "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
        "shortName": "GitHub_M"
      },
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      "source": {
        "advisory": "GHSA-cr67-pvmx-2pp2",
        "discovery": "UNKNOWN"
      },
      "title": "ImageMagick: Heap BufferOverflow write of single zero byte when parsing XML"
    }
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    "dateReserved": "2026-03-24T15:41:47.490Z",
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  }
}


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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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Detection rules are retrieved from Rulezet.