Medium · published April 14, 2026
InDesign Desktop versions 20.5.2, 21.2 and earlier are affected by a Heap-based Buffer Overflow vulnerability that could lead to memory exposure. An attacker could leverage this vulnerability to disclose sensitive information stored in memory. Exploitation of this issue requires user interaction in that a victim must open a malicious file.
| Product | Versions | Fixed in |
|---|---|---|
| adobe/indesign | < 20.5.3 | 20.5.3 |
| adobe/indesign | ≥ 21.0, ≤ 21.3 | — |