CVE-2026-34690 json
After Effects | Stack-based Buffer Overflow (CWE-121)
published 2026-05-12 5 mo ago modified 2026-10-26 13 d ago also EUVD-2026-29783
- cvss
- 7.8
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.5%
- EPSS 0.5% chance of exploitation in 30 days, percentile 43%
- public exploits
- 0
- none known
Summary
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.
Patch / fix
- Adobe After Effects 25.6.6, 26.3
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- total
- Assessed
- 5 mo ago
Exploit prediction
0.51% chance of exploitation in the next 30 days, higher than 43% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 7.8 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
Affected products
- Adobe After Effects
Classification
- Weakness
-
- CWE-121 Stack-based Buffer Overflow
References
-
helpx.adobe.com
/security/products/after_effects/apsb26-78.html
vendor-advisory
Sources
- CVE List CVE-2026-34690
- NVD CVE-2026-34690
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.