What’s Vulnerable › Vulnerabilities

CVE-2021-21077: Adobe Animate heap-based overflow vulnerability

• Severity: medium (CVSS 6.8 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 8.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-03-12 · updated 2026-06-17
• Weakness: CWE-122

Description

Adobe Animate version 21.0.3 (and earlier) is affected by a Heap-based Buffer Overflow vulnerability. An unauthenticated attacker could leverage this vulnerability to achieve arbitrary code execution in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

Affected products

• Adobe Animate: through 21.0.3

References

• https://helpx.adobe.com/security/products/animate/apsb21-21.html
• https://helpx.adobe.com/security/products/animate/apsb21-21.html

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