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    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-81546",
        "assignerOrgId": "61adb53e-e4b3-47f7-8a93-4717c9e77dc6",
        "state": "PUBLISHED",
        "assignerShortName": "Canva",
        "dateReserved": "2026-08-27T00:19:24.496Z",
        "datePublished": "2026-09-17T01:39:59.447Z",
        "dateUpdated": "2026-09-17T01:39:59.447Z"
    },
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                "orgId": "61adb53e-e4b3-47f7-8a93-4717c9e77dc6",
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                "dateUpdated": "2026-09-17T01:39:59.447Z"
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                    "descriptions": [
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                            "lang": "en",
                            "cweId": "CWE-121",
                            "description": "CWE-121 Stack-based buffer overflow",
                            "type": "CWE"
                        }
                    ]
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            "affected": [
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                    "vendor": "Canva",
                    "product": "Affinity",
                    "versions": [
                        {
                            "status": "affected",
                            "version": "0",
                            "lessThan": "3.3.0",
                            "versionType": "semver"
                        }
                    ],
                    "defaultStatus": "unaffected"
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                                    "vulnerable": true,
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                                    "versionEndExcluding": "3.3.0"
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            "descriptions": [
                {
                    "lang": "en",
                    "value": "The Affinity by Canva application before 3.3.0 (September 2026 release) did not perform adequate bounds checking when parsing Affinity document files leading to a stack-based buffer overflow. A threat actor could craft a Affinity document that when opened by a user in Affinity could result in arbitrary code execution.",
                    "supportingMedia": [
                        {
                            "type": "text/html",
                            "base64": false,
                            "value": "The Affinity by Canva application before 3.3.0 (September 2026 release) did not perform adequate bounds checking when parsing Affinity document files leading to a stack-based buffer overflow. A threat actor could craft a Affinity document that when opened by a user in Affinity could result in arbitrary code execution. "
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://trust.canva.com?tcuUid=43596908-8a36-4a18-b2e7-5c99b67ab38a"
                }
            ],
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                    "format": "CVSS",
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                            "lang": "en",
                            "value": "GENERAL"
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                    ],
                    "cvssV3_1": {
                        "version": "3.1",
                        "attackVector": "LOCAL",
                        "attackComplexity": "HIGH",
                        "privilegesRequired": "NONE",
                        "userInteraction": "REQUIRED",
                        "scope": "CHANGED",
                        "confidentialityImpact": "HIGH",
                        "integrityImpact": "HIGH",
                        "availabilityImpact": "HIGH",
                        "baseSeverity": "HIGH",
                        "baseScore": 7.7,
                        "vectorString": "CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H"
                    }
                }
            ],
            "credits": [
                {
                    "lang": "en",
                    "value": "Angus Cornall (Canva)",
                    "type": "finder"
                }
            ],
            "source": {
                "discovery": "INTERNAL"
            },
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}