{"id":"JLSEC-2026-986","summary":"ImageMagick has Heap Buffer Overflow in WaveletDenoiseImage","details":"A crafted image could cause an out of bounds heap write inside the WaveletDenoiseImage method. When processing a crafted image with the -wavelet-denoise operation an out of bounds write can occur.\n\n```\n=================================================================\n==661320==ERROR: AddressSanitizer: heap-buffer-overflow on address 0x503000002754 at pc 0x5ff45f82c92a bp 0x7fffb732b400 sp 0x7fffb732b3f0\nWRITE of size 4 at 0x503000002754 thread T0\n```","modified":"2026-07-30T18:35:59.587276008Z","published":"2026-07-30T16:02:27.435Z","upstream":["CVE-2026-30936","EUVD-2026-10401","GHSA-5ggv-92r5-cp4p"],"database_specific":{"sources":[{"modified":"2026-06-17T10:33:10.927Z","published":"2026-03-10T07:44:57.663Z","url":"https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2026-30936","html_url":"https://nvd.nist.gov/vuln/detail/CVE-2026-30936","database_specific":{"status":"Analyzed"},"id":"CVE-2026-30936","imported":"2026-07-30T14:08:46.325Z"},{"html_url":"https://github.com/advisories/GHSA-5ggv-92r5-cp4p","id":"GHSA-5ggv-92r5-cp4p","imported":"2026-07-30T14:09:43.936Z","modified":"2026-03-12T14:16:35Z","published":"2026-03-12T14:16:33Z","url":"https://api.github.com/advisories/GHSA-5ggv-92r5-cp4p"},{"url":"https://euvdservices.enisa.europa.eu/api/enisaid?id=EUVD-2026-10401","html_url":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-10401","id":"EUVD-2026-10401","imported":"2026-07-30T14:08:54.612Z","modified":"2026-03-10T14:48:27Z","published":"2026-03-09T21:49:36Z"}],"license":"CC-BY-4.0"},"references":[{"type":"WEB","url":"https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-5ggv-92r5-cp4p"},{"type":"WEB","url":"https://github.com/advisories/GHSA-5ggv-92r5-cp4p"},{"type":"WEB","url":"https://github.com/dlemstra/Magick.NET/releases/tag/14.10.4"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-30936"}],"affected":[{"package":{"name":"ImageMagick_jll","ecosystem":"Julia","purl":"pkg:julia/ImageMagick_jll?uuid=c73af94c-d91f-53ed-93a7-00f77d67a9d7"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"7.1.2023+0"}]}],"database_specific":{"source":"https://github.com/JuliaLang/SecurityAdvisories.jl/tree/generated/osv/2026/JLSEC-2026-986.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"}],"credits":[{"name":"Taardisaa","contact":["https://github.com/Taardisaa"],"type":"REPORTER"}]}