What is CVE-2019-11928?

CVE-2019-11928 is a medium-severity vulnerability in Facebook Whatsapp Desktop, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2020-09-03.

How severe is CVE-2019-11928?

Medium severity. CVSS v3 base score is 6.1 out of 10.

Is CVE-2019-11928 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

XSS in Facebook Whatsapp Desktop

CVE-2019-11928

An input validation issue in WhatsApp Desktop versions prior to v0.3.4932 could have allowed cross-site scripting upon clicking on a link from a specially crafted live location message.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2020-09-03 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.010 (62.0th percentile), scored 2026-10-19.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 62nd percentile — 62.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000

Affected products

Facebook Whatsapp Desktop — versions 0.3.4932, unspecified
Whatsapp Desktop

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

404notf0und/CVE-Flow

References

www.whatsapp.com/security/advisories/2020/ (Vendor Advisory)

Frequently asked questions

What is CVE-2019-11928?: CVE-2019-11928 is a medium-severity vulnerability in Facebook Whatsapp Desktop, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2020-09-03.
How severe is CVE-2019-11928?: Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2019-11928 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.