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Affinity · buffer overflow

CVSS 3.1 7.7 HIGHCheck source for fixed versionsKEV status unknown

cve-program · CVE-2026-81546

Published

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.

Read the publisher's advisory

Affected versions, risk and source history

cve-program · CVE-2026-81546

Published

Affinity

Vendor product

Publisher's version information

Shown as published. These rules are not interpreted as NuGet package version ranges.

{
                    "vendor": "Canva",
                    "product": "Affinity",
                    "versions": [
                        {
                            "status": "affected",
                            "version": "0",
                            "lessThan": "3.3.0",
                            "versionType": "semver"
                        }
                    ],
                    "defaultStatus": "unaffected"
                }

Original source record · Cite this exact observation · Complete original publisher JSON

ChangeIntel

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Sources read 13 Nov 08:15 UTC · 274 of 275 readable · 272 fully read · documentation 469/469 current