CVE-2026-34621: Adobe Acrobat and Reader Prototype Pollution Vulnerability
Adobe Acrobat and Reader contain a prototype pollution vulnerability that allows for arbitrary code execution. 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.
· high severity · unattributed attribution
Evidence and provenance
- Original source
- CISA KEV report ↗
- Published
- 2026-04-13T00:00:00Z
- Confidence basis
- No actor match
- Record ID
8afe066f17840c8498a7
Vulnerabilities
CVE-2026-34621
Use and citation
Verify the original report before making operational decisions. Cite this permanent page together with the original source, publication date, confidence level, and review status.