CVE-2026-34639

{"id": "CVE-2026-34639", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "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}]}, "published": "2026-05-12T18:17:10.320", "references": [{"url": "https://helpx.adobe.com/security/products/media-encoder/apsb26-47.html", "tags": ["Vendor Advisory"], "source": "psirt@adobe.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "psirt@adobe.com", "description": [{"lang": "en", "value": "CWE-787"}]}], "descriptions": [{"lang": "en", "value": "Media Encoder versions 26.0.2, 25.6.4 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."}], "lastModified": "2026-05-13T19:36:56.023", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:adobe:media_encoder:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2B747DD0-1CE0-46DC-8558-BEBB0DA054EC", "versionEndExcluding": "25.6.5"}, {"criteria": "cpe:2.3:a:adobe:media_encoder:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F64E146E-B98E-4E80-81CE-1B64808C57FD", "versionEndExcluding": "26.2", "versionStartIncluding": "26.0"}], "operator": "OR"}]}], "sourceIdentifier": "psirt@adobe.com"}