InCopy versions 21.3, 20.5.3 and earlier are affected by a Heap-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.
| Vendor | Product | Versions |
|---|---|---|
| adobe | incopy | 0 |
Downstream vendors/products affected by this vulnerability
| Vendor | Product | Source | Confidence |
|---|---|---|---|
| adobe | creative cloud | cert_advisory | 90% |
| apple | macos | cve_cpe | 95% |
| microsoft | windows | cve_cpe | 95% |
Updated severity to CRITICAL, marked as actively exploited, and added CVE-2026-34707 as a new tag.
Initial creation
