CVE-2026-103839

{"id": "CVE-2026-103839", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-103839", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "version": "2.0.3", "timestamp": "2026-10-14T00:00:00+00:00"}}], "cvssMetricV31": [{"type": "Secondary", "source": "psirt@adobe.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.8}]}, "affected": [{"source": "psirt@adobe.com", "affectedData": [{"vendor": "Adobe", "product": "Adobe Substance 3D Stager", "versions": [{"status": "affected", "version": "0", "versionType": "semver", "lessThanOrEqual": "3.1.8"}, {"status": "unaffected", "version": "3.1.9", "versionType": "semver"}], "defaultStatus": "unaffected"}]}], "published": "2026-10-13T20:17:10.227", "references": [{"url": "https://www.adobe.com/trust/security/products/substance3d-stager/apsb26-170.html", "tags": ["Vendor Advisory"], "source": "psirt@adobe.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "psirt@adobe.com", "description": [{"lang": "en", "value": "CWE-787"}]}], "descriptions": [{"lang": "en", "value": "Substance3D - Stager is 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."}], "lastModified": "2026-10-19T21:01:42.870", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:adobe:substance_3d_stager:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "4B14B883-B8AB-4D9A-B06A-F815C81CC218", "versionEndIncluding": "3.1.8"}], "operator": "OR"}]}], "sourceIdentifier": "psirt@adobe.com"}