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01 Record

CVE-2019-3571

An input validation issue affected WhatsApp Desktop versions prior to 0.3.3793 which allows malicious clients to send files to users that would be displayed with a wrong extension.

UnratedPUBLISHEDCNA: facebook
CNA base scoreUnratedNo CNA CVSS vector

02 Description

An input validation issue affected WhatsApp Desktop versions prior to 0.3.3793 which allows malicious clients to send files to users that would be displayed with a wrong extension.

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
0.77% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 55.3% of scored records. A rank, not a probability.
NVD base score
5.3 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2019-07-16 20:16Z7 YR AGO
Last updated
2024-08-04 19:12Z2 YR AGO
Reserved
2019-01-02
Assigning CNA
facebook
Record state
PUBLISHED
Severity
Not rated by the issuing CNA
CNA CVSS vector
Not published by the issuing CNA
Weaknesses
  • CWE-116Improper Encoding or Escaping of OutputClass
  • CWE-20Improper Input ValidationClass
Data version
5.1
Document digest
e052f8337a6859e7c8383e0c5e8404cd0f2a82a96d7e0e6daf87ef5e9c8a61b0

05 Affected products

VendorProductVersionsPlatforms
FacebookWhatsApp Desktop0.3.3793, < 0.3.3793—

06 References