What is CVE-2025-66342?

CVE-2025-66342 is a high-severity vulnerability in Canva Affinity, classified under Access of Resource Using Incompatible Type (Type Confusion). CVSS score: 7.8/10. Published 2026-03-17.

How severe is CVE-2025-66342?

High severity. CVSS v3 base score is 7.8 out of 10.

Vulnerability in Canva Affinity

CVE-2025-66342

A type confusion vulnerability exists in the EMF functionality of Canva Affinity. A specially crafted EMF file can trigger this vulnerability, which can lead to memory corruption and result in arbitrary code execution.

Published 2026-03-17 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.003 (18.2th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 18th percentile — 18.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Canva Affinity — versions 3.0.1.3808

Weakness classification (CWE)

CWE-843 — Access of Resource Using Incompatible Type (Type Confusion)

References

talosintelligence.com/vulnerability_reports/TALOS-2025-2297 (Exploit, Third Party Advisory)
trust.canva.com/ (Vendor Advisory)
af854a3a-2127-422b-91ae-364da2661108 (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2025-66342?: CVE-2025-66342 is a high-severity vulnerability in Canva Affinity, classified under Access of Resource Using Incompatible Type (Type Confusion). CVSS score: 7.8/10. Published 2026-03-17.
How severe is CVE-2025-66342?: High severity. CVSS v3 base score is 7.8 out of 10.