Buffer overflow in Adobe After Effects
CVE-2026-34690
After Effects is affected by a Stack-based Buffer Overflow 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.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.003 (24.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 25th percentile — 24.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.003 · change: -0.002
Affected products
- Adobe After Effects — versions 25.6.6, 0, 26.3
- Adobe After Effects
- Apple macOS
- Microsoft Windows
Weakness classification (CWE)
References
- helpx.adobe.com/security/products/after_effects/apsb26-48.html (vendor-advisory, Vendor Advisory)
- helpx.adobe.com/security/products/after_effects/apsb26-78.html (vendor-advisory)
Frequently asked questions
- What is CVE-2026-34690?
- CVE-2026-34690 is a high-severity vulnerability in Adobe After Effects, classified under Stack-based Buffer Overflow. CVSS score: 7.8/10. Published 2026-05-12.
- How severe is CVE-2026-34690?
- High severity. CVSS v3 base score is 7.8 out of 10.