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CVE-2026-34621· adobe / acrobat and reader· CWE-1321

Adobe Acrobat and Reader Prototype Pollution Vulnerability

Exploited in the wild. Listed by CISA on 2026-04-13; known to be used by ransomware.

7.3%likelihood of exploitation, next 30 days
94%of all CVEs are less likely
Nonecheck to confirm it

Adobe Acrobat and Reader contain a prototype pollution vulnerability that allows for arbitrary code execution.

No ready check is stored for this CVE. Confirm it by hand from the references.

References

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