CVE-2026-34621
high · 8.6Actively exploitedOn the CISA Known Exploited Vulnerabilities catalog
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Added 2026-04-13Remediation due 2026-04-27
Acrobat Reader versions 24.001.30356, 26.001.21367 and earlier are affected by an Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution') 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.
8.6
CVSS
7.1%
EPSS (exploit prob.)
94th
EPSS percentile
2026-04-11
Published
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Weaknesses
CWE-1321
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| adobe | acrobat_dc | < 26.001.21411 |
| adobe | acrobat_reader_dc | < 26.001.21411 |
| apple | macos | all versions |
| microsoft | windows | all versions |
| adobe | acrobat | >= 24.0.0, < 24.001.30362 |
| microsoft | windows | all versions |
| adobe | acrobat | >= 24.0.0, < 24.001.30360 |
| apple | macos | all versions |
Check a specific version with /api/v1/cve/match.
References
Query this programmatically:
curl https://evil-db.io/api/v1/cve/CVE-2026-34621