Description
A lack of filename validation when unzipping archives prior to WhatsApp for Android v2.21.8.13 and WhatsApp Business for Android v2.21.8.13 could have allowed path traversal attacks that overwrite WhatsApp files.
CVSS Metrics
- Vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
- Attack Vector
- network
- Complexity
- low
- Privileges
- none
- User Action
- none
- Scope
- unchanged
- Confidentiality
- none
- Integrity
- high
- Availability
- high
- Weaknesses
- CWE-23CWE-22
Metadata
- Primary Vendor
- Published
- 6/11/2021
- Last Modified
- 9/3/2025
- Source
- NIST NVD
- Note: Verify all details with official vendor sources before applying patches.
Affected Products
whatsapp : whatsappwhatsapp : whatsapp_business
AI-Powered Remediation
Generate remediation guidance or a C-suite brief for this vulnerability.