CVE-2026-81546: Canva Affinity

High severity, CVSS 7.7. EPSS: 0.1% chance of exploitation in the next 30 days.

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.

Affected products

• Canva Affinity: before 3.3.0 (fixed in 3.3.0)

Published 2026-09-17. Last modified 2026-09-18.