CVE-2026-34621 — Adobe Acrobat and Reader Prototype Pollution Vulnerability
2026-04-13 • CISA Known Exploited Vulnerability
[event] Adobe Acrobat and Reader contain a prototype pollution vulnerability that allows for arbitrary code execution.
> AFFECTED SOFTWARE
| Field | Value |
|---|---|
| Vendor | Adobe |
| Product | Acrobat and Reader |
| CWE | CWE-1321 |
| CVE ID | CVE-2026-34621 |
| Date Added | 2026-04-13 |
| Due Date | 2026-04-27 |
| Ransomware Campaign | Unknown |
> MITIGATION
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Due Date: 2026-04-27