Is CVE-2026-81546 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-81546?

CVE-2026-81546 has a CVSS v3 severity of HIGH (7.7).

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CVE-2026-81546

Description

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.