{"id":"CVE-2026-21306","aliases":["EUVD-2026-2045","GHSA-5fw5-2cfw-cr9r"],"status":"published","title":"Substance3D - Sampler | Out-of-bounds Write (CWE-787)","description":"Substance3D - Sampler versions 5.1.0 and earlier are affected by an out-of-bounds write vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.","severity":{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00195,"percentile":0.09267,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2026-01-13T19:54:56Z","modified":"2026-08-28T00:16:54Z","products":[{"vendor":"adobe","product":"adobe substance 3d sampler"},{"vendor":"adobe","product":"substance_3d_sampler"}],"references":[{"url":"https://helpx.adobe.com/security/products/substance3d-sampler/apsb26-11.html","tags":["vendor-advisory","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-21306"},{"url":"https://github.com/advisories/GHSA-5fw5-2cfw-cr9r"}],"sources":{"cve":[{"id":"CVE-2026-21306","title":"Substance3D - Sampler | Out-of-bounds Write (CWE-787)","description":"Substance3D - Sampler versions 5.1.0 and earlier are affected by an out-of-bounds write vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.","status":"published","published":"2026-01-13T19:54:56.369Z","modified":"2026-08-27T21:57:00.121Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T13:41:42.05254Z"}],"euvd":[{"id":"EUVD-2026-2045","description":"Substance3D - Sampler versions 5.1.0 and earlier are affected by an out-of-bounds write vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.","status":"published","published":"2026-01-13T19:54:56Z","modified":"2026-08-27T21:57:00Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T18:01:26.365059Z"}],"ghsa":[{"id":"GHSA-5fw5-2cfw-cr9r","title":"Substance3D - Sampler versions 5.1.0 and earlier are affected by an out-of-bounds write...","description":"Substance3D - Sampler versions 5.1.0 and earlier are affected by an out-of-bounds write vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.","status":"published","published":"2026-01-13T21:31:46Z","modified":"2026-01-13T21:31:46Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T15:05:35.156514Z"}],"nvd":[{"id":"CVE-2026-21306","description":"Substance3D - Sampler versions 5.1.0 and earlier are affected by an out-of-bounds write vulnerability that could result in arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.","status":"published","published":"2026-01-13T20:16:09.607Z","modified":"2026-08-28T00:16:54.177Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:12:04.066712Z"}]}}