{"id":"CVE-2026-21307","aliases":["EUVD-2026-2031","GHSA-w2q8-3rr5-r697"],"status":"published","title":"Substance3D - Designer | Out-of-bounds Write (CWE-787)","description":"Substance3D - Designer versions 15.0.3 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":"2026-11-10","score":0.00182,"percentile":0.07853,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2026-01-13T20:07:00Z","modified":"2026-08-28T00:16:54Z","products":[{"vendor":"adobe","product":"adobe substance 3d designer"},{"vendor":"adobe","product":"substance_3d_designer"}],"references":[{"url":"https://helpx.adobe.com/security/products/substance3d_designer/apsb26-13.html","tags":["vendor-advisory","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-21307"},{"url":"https://github.com/advisories/GHSA-w2q8-3rr5-r697"}],"sources":{"cve":[{"id":"CVE-2026-21307","title":"Substance3D - Designer | Out-of-bounds Write (CWE-787)","description":"Substance3D - Designer versions 15.0.3 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":"2026-01-13T20:07:00.719Z","modified":"2026-08-27T21:56:59.378Z","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-2026-2031","description":"Substance3D - Designer versions 15.0.3 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":"2026-01-13T20:07:00Z","modified":"2026-08-27T21:56:59Z","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-w2q8-3rr5-r697","title":"Substance3D - Designer versions 15.0.3 and earlier are affected by an out-of-bounds write...","description":"Substance3D - Designer versions 15.0.3 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":"2026-01-13T21:31:53Z","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":"2026-11-02T15:05:35.747641Z"}],"nvd":[{"id":"CVE-2026-21307","description":"Substance3D - Designer versions 15.0.3 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":"2026-01-13T20:16:09.763Z","modified":"2026-08-28T00:16:54.29Z","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"}]}}