CVE-2026-34621 — Actively Exploited: Acrobat and Reader (Adobe)
Adobe Acrobat and Reader contain a prototype pollution vulnerability that allows for arbitrary code execution.
| CVE ID | CVE-2026-34621 |
|---|---|
| Vendor | Adobe |
| Product | Acrobat and Reader |
| Vulnerability name | Adobe Acrobat and Reader Prototype Pollution Vulnerability |
| Date added | 2026-04-13 |
| Remediation due | 2026-04-27 |
| Known ransomware use | Unknown |
| Required action | Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable. |
| Description | Adobe Acrobat and Reader contain a prototype pollution vulnerability that allows for arbitrary code execution. |
| Source | CISA Known Exploited Vulnerabilities |
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