CVE-2025-62500 in Affinity
Summary
by MITRE • 03/17/2026
An out-of-bounds read vulnerability exists in the EMF functionality of Canva Affinity. By using a specially crafted EMF file, an attacker could exploit this vulnerability to perform an out-of-bounds read, potentially leading to the disclosure of sensitive information.
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Analysis
by VulDB Data Team • 03/21/2026
The vulnerability identified as CVE-2025-62500 represents a critical out-of-bounds read flaw within the EMF (Enhanced Metafile) processing component of Canva Affinity software. This issue arises from insufficient input validation and boundary checking mechanisms when handling specially crafted EMF files, creating a potential vector for information disclosure attacks. The EMF format is a Windows graphics format that stores device-independent vector graphics and metafile information, making it a common target for exploitation in multimedia applications. The vulnerability specifically manifests when the application attempts to parse and render EMF files without adequate safeguards against malformed or maliciously constructed input data.
The technical implementation of this flaw stems from improper memory access patterns during EMF file parsing operations. When the software encounters an EMF file with crafted malicious data structures, it fails to validate the bounds of memory reads, allowing the application to access memory locations beyond the intended data boundaries. This condition creates opportunities for attackers to extract sensitive information from adjacent memory regions, potentially including cryptographic keys, user credentials, application state data, or other confidential information stored in memory. The vulnerability falls under the CWE-129 category of Improper Validation of Array Index, which specifically addresses issues where array indices are not properly validated before use, and aligns with CWE-125 Out-of-bounds Read which describes scenarios where applications read memory beyond allocated buffers.
From an operational perspective, this vulnerability presents significant risk to organizations using Canva Affinity for design and creative work, particularly in enterprise environments where sensitive data may be processed through the application. Attackers could exploit this weakness by delivering malicious EMF files through various attack vectors including email attachments, web downloads, or compromised collaboration platforms. The impact extends beyond simple information disclosure, as the extracted data could potentially enable further exploitation attempts such as privilege escalation, authentication bypass, or lateral movement within network environments. The vulnerability's exploitation requires minimal user interaction, as simply opening or processing a malicious EMF file within the application context can trigger the out-of-bounds read condition, making it particularly dangerous in automated or unattended environments.
The attack surface for this vulnerability aligns with the MITRE ATT&CK framework under the technique T1059 Command and Scripting Interpreter and T1566 Phishing, as attackers could leverage this weakness in social engineering campaigns targeting creative professionals who frequently handle design files. Security professionals should consider implementing network-based detection measures using signature-based IDS/IPS rules that monitor for known patterns of malicious EMF file structures. Additionally, the vulnerability requires immediate remediation through vendor-provided patches, as the affected software components cannot be adequately protected through configuration changes alone. Organizations should also implement file validation policies that restrict the types of graphics files accepted in collaborative environments and consider sandboxing mechanisms for processing untrusted design assets. The remediation process should include comprehensive testing to ensure that the patch does not introduce regressions in legitimate EMF file processing functionality while effectively addressing the boundary checking deficiencies that enable the out-of-bounds read condition.