Adobe After Effects: Out-of-bounds write leads to code execution
Summary
Adobe After Effects contains an out-of-bounds write vulnerability (CVE-2026-113536, CWE-787) that can lead to arbitrary code execution in the context of the current user. An attacker needs a victim to open a malicious file, for example a project file received by email or download. The issue is part of Adobe security bulletin APSB26-100 and has a CVSS 3.1 base score of 7.8.
Affected
- Adobe After Effects 26.5 and earlier (Windows and macOS)
- Adobe After Effects 25.6.6 and earlier (Windows and macOS)
Fixed in
- Adobe After Effects 26.5.3 for the 26.5 branch (Windows and macOS)
- Adobe After Effects 27.0 for the 25.6.6 branch (Windows and macOS)
Workaround
Unknown. No vendor-documented workaround is available; applying the update is the recommended remedy.
Exploitation
- No evidence of exploitation in the wild found at the time of research.
- Adobe is not aware of any exploits in the wild for the issues in APSB26-100.
- CISA SSVC: exploitation none, automatable no, technical impact total.
- No public proof of concept found.
Our recommendation
- Update After Effects to 27.0 or 26.5.3 via the Creative Cloud desktop app, and apply the other APSB26-100 fixes at the same time.
- Check which workstations have After Effects installed, prioritising teams that open files from external partners or freelancers.
- Do not open unsolicited After Effects project files or attachments, and prefer trusted internal file transfer until patching is complete.
- Monitor creative workstations with EDR or endpoint scanning.
Public exploits
PoC-in-GitHub, Metasploit and Exploit-DB list nothing for this CVE.
Research sources
- Adobe Security Bulletin APSB26-100 www.adobe.com
- CVE Record CVE-2026-113536 www.cve.org
- ZDI November 2026 security update review www.zerodayinitiative.com
- Strix CVE-2026-113536 www.strix.ai
- Adobe After Effects product security page helpx.adobe.com
- Adobe Security Bulletin APSB26-48 (update route context) helpx.adobe.com
Researched and written up in English and German by an AI (Claude by Anthropic) based on NVD, CISA, EPSS and the sources listed. The vendor information is authoritative. Researched on 11 Nov 2026, 02:13.
Original description (NVD)
After Effects is 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.
Sources
The tracker combines official, freely usable data sources – updated continuously:
- NVD (NIST) – CVEs, rating (CVSS), affected products
- CISA KEV – vulnerabilities confirmed by CISA as actively exploited
- CISA Vulnrichment – CISA assessment (SSVC) in the official CVE record
- FIRST EPSS – probability of exploitation
- Microsoft MSRC – Patch Tuesday: vulnerabilities, severity, updates
- PoC-in-GitHub – public proof-of-concept repositories
- Metasploit (Rapid7) – modules of the Metasploit Framework
- Exploit-DB (OffSec) – archive of public exploits (links only)
- Patch days: official vendor pages (linked per vendor) (Vendor patch days)
This product uses data from the NVD API but is not endorsed or certified by the NVD. EPSS data © FIRST.org.
Affected? We can help.
We check whether your systems are affected, install updates and close the gap – continuously with the System Health Checker if you wish.