Vulnerability in Facebook Whatsapp Desktop For Windows
CVE-2025-30401
A spoofing issue in WhatsApp for Windows prior to version 2.2450.6 displayed attachments according to their MIME type but selected the file opening handler based on the attachment’s filename extension. A maliciously crafted mismatch could…
EPSS: 0.211 (97.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.7 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:L.
Affected products
- Facebook Whatsapp Desktop For Windows — versions 0.0.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve-assign@fb.com (x_refsource_CONFIRM, Third Party Advisory)
- cve-assign@fb.com (x_refsource_CONFIRM)
Frequently asked questions
- What is CVE-2025-30401?
- CVE-2025-30401 is a medium-severity vulnerability in Facebook Whatsapp Desktop For Windows, classified under CWE-430. CVSS score: 6.7/10. Published 2025-04-05.
- How severe is CVE-2025-30401?
- Medium severity. CVSS v3 base score is 6.7 out of 10.
- Is CVE-2025-30401 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.