CVE-2026-34621
Adobe Acrobat and Reader Prototype Pollution Vulnerability
8.6
CVSS 3.1
2.2 %
EPSS (current)
2026-04-13
KEV addition
No
Ransomware
Timeline
Publication, first public exploit and KEV addition on a day axis.
Key facts
Vendor / product: Adobe / Acrobat and Reader
Published: 2026-04-11 · Due (CISA): 2026-04-27
CWE: CWE-1321 · EU list: no
Exploit references (metadata only)
No public exploit references recorded.