CVE-2021-24035

CRITICAL
Published Jun 11, 20215y ago · Modified Jun 17, 20262w ago
9.1 CVSS 3.1
Critical
Find Similar
Published Jun 11, 2021 5y ago
Last Modified Jun 17, 2026 2w ago

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 Details

Base Score
9.1
Exploitability
3.9
Impact
5.2
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality None
Integrity High
Availability High

Threat Intelligence

No active exploitation signals — not in CISA KEV and no EPSS score yet.

Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 2

CWE-22 Path Traversal Resource Mgmt
CWE-23

Affected Products 2

VendorProductVersionRange
whatsappwhatsapp* <2.21.8.13
whatsappwhatsapp_business* <2.21.8.13

References 1

  • whatsapp.com https://www.whatsapp.com/security/advisories/2021/
    Vendor Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.