What’s Vulnerable › Vulnerabilities

CVE-2021-39823: svg-native-viewer Heap Buffer overflow Vulnerability

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 4.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-09-27 · updated 2026-06-17
• Weakness: CWE-122

Description

Adobe svg-native-viewer 8182d14dfad5d1e10f53ed830328d7d9a3cfa96d and earlier versions are affected by a heap buffer overflow vulnerability due to insecure handling of a malicious .svg file, potentially resulting in arbitrary code execution in the context of the current user. User interaction is required to exploit this vulnerability.

Affected products

• Adobe SVG Native Viewer: through 8182d14dfad5d1e10f53ed830328d7d9a3cfa96d

References

• https://helpx.adobe.com/security/products/svg-native-viewer/apsb21-72.html
• https://helpx.adobe.com/security/products/svg-native-viewer/apsb21-72.html

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