Adobe Acrobat Reader DC 2019.008.20074 - Update

[harlan4096]

Adobe Acrobat Reader DC 2026.001.21411

26.001.21411 Planned update, Apr 10, 2026

Security bulletin

​This release provides mitigations for vulnerabilities described in thecorresponding security bulletins of Reader and Acrobat.

26.001.21411 Planned update, Apr 10, 2026 — Acrobat-Acrobat Reader Release Notes

[harlan4096]

Adobe Acrobat Reader DC 26.001.21431

26.001.21431 Planned update, Apr 14, 2026

Security bulletin​

This release provides mitigations for vulnerabilities described in thecorresponding security bulletins of Reader and Acrobat.

26.001.21431 Planned update, Apr 14, 2026 — Acrobat-Acrobat Reader Release Notes

[harlan4096]

Adobe Acrobat Reader DC 2026.001.21483

26.001.21483 Planned update, Apr 24, 2026

Bug fixes​ Digital Signature​

• 4560071: Embedded PDF OLE Signing fails and becomes corrupted in Acrobat Reader.
  

 Fill and Sign​

• 4526284: Signature is locked and cannot be changed in Adobe Acrobat.
  
• 4508484: Signature is not syncing and removed after sign out.
  

 Viewer​

• 4542272: Lockable preferences don’t work as intended for Attachment.
  

26.001.21483 Planned update, Apr 24, 2026 — Acrobat-Acrobat Reader Release Notes