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CVE-2026-34643— After Effects | Out-of-bounds Write (CWE-787)

CVSS 7.8 · High EPSS 0.03% · P7

Affected Version Matrix 1

VendorProductVersion RangeStatus
AdobeAfter Effects≤ 25.6.4affected
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I. Basic Information for CVE-2026-34643

Vulnerability Information
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Vulnerability Title
After Effects | Out-of-bounds Write (CWE-787)
Source: NVD (National Vulnerability Database)
Vulnerability Description
After Effects versions 26.0, 25.6.4 and earlier are affected by an out-of-bounds write vulnerability that could result in 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.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
跨界内存写
Source: NVD (National Vulnerability Database)
Vulnerability Title
Adobe After Effects 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Adobe After Effects是美国奥多比（Adobe）公司的一套视觉效果和动态图形制作软件。该软件主要用于2D和3D合成、动画制作和视觉特效制作等。 Adobe After Effects 26.0版本、25.6.4版本及之前版本存在缓冲区错误漏洞，该漏洞源于越界写入，可能导致在当前用户环境中执行任意代码，利用此漏洞需要用户交互，受害者必须打开恶意文件。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
AdobeAfter Effects 0 ~ 25.6.4 -

II. Public POCs for CVE-2026-34643

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III. Intelligence Information for CVE-2026-34643

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Same Patch Batch · Adobe · 2026-05-12 · 51 CVEs total

CVE-2026-346599.6 CRITICALAdobe Connect | Deserialization of Untrusted Data (CWE-502)
CVE-2026-346609.3 CRITICALAdobe Connect | Incorrect Authorization (CWE-863)
CVE-2026-346538.7 HIGHAdobe Commerce | Improper Limitation of a Pathname to a Restricted Directory ('Path Traver
CVE-2026-346868.7 HIGHAdobe Commerce | Cross-site Scripting (Stored XSS) (CWE-79)
CVE-2026-346767.8 HIGHSubstance3D - Painter | Out-of-bounds Write (CWE-787)
CVE-2026-346367.8 HIGHPremiere Pro | Out-of-bounds Write (CWE-787)
CVE-2026-346447.8 HIGHAfter Effects | Integer Overflow or Wraparound (CWE-190)
CVE-2026-346617.8 HIGHIllustrator | Out-of-bounds Write (CWE-787)
CVE-2026-346757.8 HIGHSubstance3D - Painter | Out-of-bounds Write (CWE-787)
CVE-2026-346427.8 HIGHAfter Effects | Heap-based Buffer Overflow (CWE-122)
CVE-2026-346397.8 HIGHMedia Encoder | Out-of-bounds Write (CWE-787)
CVE-2026-346407.8 HIGHMedia Encoder | Integer Overflow or Wraparound (CWE-190)
CVE-2026-346377.8 HIGHPremiere Pro | Out-of-bounds Write (CWE-787)
CVE-2026-346387.8 HIGHPremiere Pro | Use After Free (CWE-416)
CVE-2026-346877.8 HIGHIllustrator | Heap-based Buffer Overflow (CWE-122)
CVE-2026-346837.8 HIGHSubstance3D - Designer | Out-of-bounds Write (CWE-787)
CVE-2026-346847.8 HIGHSubstance3D - Designer | Out-of-bounds Write (CWE-787)
CVE-2026-346817.8 HIGHSubstance3D - Designer | Out-of-bounds Write (CWE-787)
CVE-2026-346827.8 HIGHSubstance3D - Designer | Out-of-bounds Write (CWE-787)
CVE-2026-346907.8 HIGHAfter Effects | Stack-based Buffer Overflow (CWE-121)

Showing top 20 of 51 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: After Effects
Same vendor: Adobe
Same weakness: CWE-787

V. Comments for CVE-2026-34643

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