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TI-2021-18705 Aliases CVE-2021-42268GHSA-5hv9-j8qv-9mvq

Adobe Animate FLA File Parsing Null Pointer Dereference Application Denial of Service

Priority LOW 28CWE-476Published · Updated

Key facts

Attack vector
Local
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
Denial of service
Confidentiality · integrity · availability
None · None · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-476.

Summary

Adobe Animate version 21.0.9 (and earlier) is affected by a Null pointer dereference vulnerability when parsing a specially crafted FLA file. An unauthenticated attacker could leverage this vulnerability to achieve an application denial-of-service in the context of the current user. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.01792 78th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
AdobeAnimateup to 21.0.9; up to None—No fix listedCNA
  • Animate VendorAdobe Affected up to 21.0.9; up to None Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:adobe:animate:*:*:*:*:*:*:*:*up to 21.0.9VulnerableAdobe
  • cpe:2.3:a:adobe:animate:*:*:*:*:*:*:*:* Versions up to 21.0.9 Vulnerable ·Adobe

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-42268
  2. 2026-10-03 Alias added: GHSA-5hv9-j8qv-9mvq

References

Advisory 1

  • TI-2016-06610 Memory corruption in Adobe Animate 15.2.1.95 and earlier CVSS 3.0CRITICAL 9.8
  • TI-2021-09690 Adobe Animate heap corruption vulnerability could lead to arbitrary code execution CVSS 3.0HIGH 7.8
  • TI-2021-04183 Adobe Animate heap-based overflow vulnerability CVSS 3.0HIGH 7.8
  • TI-2021-09699 Adobe Animate heap corruption vulnerability could lead to arbitrary code execution CVSS 3.0HIGH 7.8
  • TI-2021-04177 Adobe Animate memory corruption vulnerability CVSS 3.0HIGH 7.8
  • TI-2021-18706 Adobe Animate FLA File Parsing Use After Free Remote Code Execution CVSS 3.1HIGH 7.8
See all 108 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences