CVE-2026-81546

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-81546
StatePUBLISHED
AssignerCanva
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-09-17 02:16:27 UTC
Updated2026-09-17 02:16:27 UTC
DescriptionThe 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.

Risk And Classification

Primary CVSS: v3.1 7.7 HIGH from 61adb53e-e4b3-47f7-8a93-4717c9e77dc6

CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H

Problem Types: CWE-121 | CWE-121 CWE-121 Stack-based buffer overflow

VersionSourceTypeScoreSeverityVector
3.161adb53e-e4b3-47f7-8a93-4717c9e77dc6Secondary7.7HIGHCVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H
3.1CNACVSS7.7HIGHCVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H

CVSS v3.1 Breakdown

Attack Vector
Local
Attack Complexity
High
Privileges Required
None
User Interaction
Required
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Canva Affinity affected 3.3.0 semver Not specified

References

ReferenceSourceLinkTags
trust.canva.com 61adb53e-e4b3-47f7-8a93-4717c9e77dc6 trust.canva.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: Angus Cornall (Canva) (en)

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