{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-32259", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-03-11T15:05:48.397Z", "datePublished": "2026-03-12T19:38:12.192Z", "dateUpdated": "2026-03-13T16:14:03.956Z"}, "containers": {"cna": {"title": "ImageMagick has a possible stack buffer overflow in sixel encoder", "problemTypes": [{"descriptions": [{"cweId": "CWE-121", "lang": "en", "description": "CWE-121: Stack-based Buffer Overflow", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "HIGH", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 6.7, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:H", "version": "3.1"}}], "references": [{"name": "https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-49hx-7656-jpg3", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-49hx-7656-jpg3"}], "affected": [{"vendor": "ImageMagick", "product": "ImageMagick", "versions": [{"version": ">= 7.0.0, < 7.1.2-16", "status": "affected"}, {"version": "< 6.9.13-41", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-03-12T19:38:12.192Z"}, "descriptions": [{"lang": "en", "value": "ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to 7.1.2-16 and 6.9.13-41, when a memory allocation fails in the sixel encoder it would be possible to write past the end of a buffer on the stack. This vulnerability is fixed in 7.1.2-16 and 6.9.13-41."}], "source": {"advisory": "GHSA-49hx-7656-jpg3", "discovery": "UNKNOWN"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-03-13T16:13:57.120549Z", "id": "CVE-2026-32259", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-03-13T16:14:03.956Z"}}]}}

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{"bugzilla": {"description": "ImageMagick: stack-based buffer overflow in sixel encoder", "id": "2447112", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2447112"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.3", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:H", "status": "draft"}, "cwe": "CWE-121", "details": ["A flaw was found in ImageMagick. Processing a specially crafted file with the sixel encoder can cause a stack-based buffer overflow when a memory allocation fails, leading to a denial of service."], "mitigation": {"lang": "en:us", "value": "To mitigate this vulnerability, disable the vulnerable encoder by adding the following line to the ImageMagick policy.xml file, typically located in the directory /etc/ImageMagick-7/, /etc/ImageMagick-6/ or /etc/ImageMagick/:\n~~~\n<policy domain=\"coder\" rights=\"none\" pattern=\"sixel\" />\n~~~\nTo reduce the risk of exploitation, avoid processing sixel files from untrusted sources. If ImageMagick is deployed in a way that it processes files from untrusted sources automatically, consider running the application inside a container or a restricted sandbox environment to limit the potential security impact."}, "name": "CVE-2026-32259", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Fix deferred", "package_name": "ImageMagick", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Fix deferred", "package_name": "ImageMagick", "product_name": "Red Hat Enterprise Linux 7"}], "public_date": "2026-03-12T19:38:12Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-32259\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-32259\nhttps://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-49hx-7656-jpg3"], "statement": "To exploit this issue, an attacker needs to convince a user to process a specially crafted file that makes ImageMagick use the sixel encoder.\nDefault Red Hat Enterprise Linux security features, including SELinux enforcement, Address Space Layout Randomization (ASLR) and NX (No-Execute) stack protection, significantly increase the difficulty of achieving arbitrary code execution, limiting the impact of this vulnerability to a denial of service.\nDue to these reasons, this vulnerability has been rated with a moderate severity.", "threat_severity": "Moderate"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[7.0.0,7.1.2-16)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,6.9.13-41)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "ImageMagick", "source": "cna", "vendor": "ImageMagick"}, "product": "imagemagick", "vendor": "imagemagick"}], "created": "2026-03-13T09:50:02.351460+00:00", "updated": "2026-03-13T09:50:02.351540+00:00", "vendors": ["imagemagick", "imagemagick$PRODUCT$imagemagick"]}