CVE-2026-33908

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{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,6.9.13-44)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,7.1.2-19)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "ImageMagick", "source": "cna", "vendor": "ImageMagick"}, "product": "imagemagick", "vendor": "imagemagick"}], "analysis": {"en": {"generated_at": "2026-04-14T01:36:04.055282+00:00", "value": {"mitigation_remediation": ["Upgrade ImageMagick to version 7.1.2\u201119 or later, or 6.9.13\u201144 or later.", "Check that the update has been applied to all binaries, including compiled binaries in environments such as Magick.NET.", "If an upgrade is not immediately possible, validate or sanitize XML input to limit nesting depth before passing it to ImageMagick.", "Limit the exposure of services that use ImageMagick to external input, or isolate them behind a firewall to reduce attack surface."], "summary": {"action": "Patch Now", "impact": "Denial of Service"}, "threat_synthesis": {"affected_systems": "ImageMagick installations that run versions earlier than 7.1.2\u201119 and 6.9.13\u201144 are affected. The vulnerability exists in the core ImageMagick product and its .NET bindings such as Magick.NET. Any instance that processes XML input from untrusted sources using these versions is at risk.", "description_and_impact": "ImageMagick frees the memory of the XML tree through the DestroyXMLTree() function without imposing a depth limit on the recursive cleanup. When an XML document with deeply nested structures is processed, the stack is exhausted, causing the application to terminate. The primary consequence is a denial of service that can prevent the affected software from processing any further images. The weakness is related to uncontrollable recursion and memory exhaustion.", "risk_and_exploitability": "The CVSS score of 7.5 places this issue in the high\u2011severity range, indicating a significant impact if exploited. While no exploit has been reported in the CISA KEV catalog and the EPSS score is not available, the attack vector is inferred: an attacker can trigger the denial of service by delivering a specially crafted XML file to any ImageMagick instance that accepts untrusted input. The vulnerability is exploitable on a local or remote basis if the ImageMagick engine is invoked by a service exposed to external users."}}}}, "created": "2026-04-14T16:18:03.314309+00:00", "updated": "2026-04-14T16:33:10.178152+00:00", "vendors": ["imagemagick", "imagemagick$PRODUCT$imagemagick"]}