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    CVE-2026-21319

    After Effects versions 25.6 and earlier are affected by an Out-of-bounds Read vulnerability that could lead to memory exposure. An attacker could leverage this vulnerability to access sensitive information stored in memory. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

    Published:Feb 10, 2026
    Last Modified:Apr 18, 2026
    EPS:Feb 10, 2026
    EPSS Score:0.00025
    CVSS Score:5.5

    Affected Products

    Vendor
    Adobe
    Product
    After Effects
    Vendor
    Apple
    Product
    Macos
    Vendor
    Microsoft
    Product
    Windows

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-125 Out-of-bounds Read

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-540 Overread Buffers

    Related CVEs

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    CVE-2026-34690 (CVSS 7.8) — After Effects is affected by a Stack-based Buffer Overflow vulnerability that could result in arbitrary code e…
    CVE-2026-34644 (CVSS 7.8) — After Effects versions 26.0, 25.6.4 and earlier are affected by an Integer Overflow or Wraparound vulnerabilit…
    CVE-2026-34643 (CVSS 7.8) — After Effects versions 26.0, 25.6.4 and earlier are affected by an out-of-bounds write vulnerability that coul…
    CVE-2026-34642 (CVSS 7.8) — After Effects versions 26.0, 25.6.4 and earlier are affected by a Heap-based Buffer Overflow vulnerability tha…
    CVE-2026-21329 (CVSS 7.8) — After Effects versions 25.6 and earlier are affected by a Use After Free vulnerability that could result in ar…
    CVE-2026-21323 (CVSS 7.8) — After Effects versions 25.6 and earlier are affected by a Use After Free vulnerability that could result in ar…
    CVE-2026-21324 (CVSS 7.8) — After Effects versions 25.6 and earlier are affected by an out-of-bounds read vulnerability when parsing a cra…
    CVE-2026-21326 (CVSS 7.8) — After Effects versions 25.6 and earlier are affected by a Use After Free vulnerability that could result in ar…

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High