An issue when unzipping docx, pptx, and xlsx documents in WhatsApp for iOS prior to v2.20.61 and WhatsApp Business for iOS prior to v2.20.61 could have resulted in an out-of-memory denial of service. This issue would have required the receiver to explicitly open the attachment if it was received from a number not in the receiver's WhatsApp contacts.

Related CVEs

CVE-2020-1903

Key Information

GHSA ID

GHSA-2468-6hhw-x65x

Published

May 24, 2022 5:30 PM

Last Modified

May 24, 2022 5:30 PM

CVSS Score

5.0 /10

Primary Ecosystem

Unknown

Primary Package

Unknown

GitHub Reviewed

✗ No

Dataset

Last updated: July 4, 2025 6:27 AM

Data from GitHub Advisory Database. This information is provided for research and educational purposes.