HOMEVULNERABILITIESCVE-2025-66342
HIGH

CVE-2025-66342

CWE-843Published: March 17, 2026· Updated: Mar 19, 2026

7.8
CVSS v3.1
EPSS:0.02%probability of exploitation in 30 daysPercentile:4.5th

Official Description

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.

NVD Source

Technical Analysis

CVE-2025-66342 requires local access, meaning attackers must already have a foothold on the target system.

Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 7.8.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.None
User InteractionRequired
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected Vendors & Products

canva1 product
affinity
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

All References (3)

Quick Facts

CVE IDCVE-2025-66342
CVSS Score7.8 / 10
SeverityHIGH
WeaknessCWE-843
CISA KEVNo
EPSS (30d)0.02%
Affected1 vendor
PublishedMar 17, 2026

Related CVEs (CWE-843)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2025-66342 in threat intel feeds
  • Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.