Exploitation evidence
Known exploited · CISA KEV listed
Added 2022-04-19. Ransomware campaign use: Unknown.
CISA required action: Apply updates per vendor instructions.
CISA due date: 2022-05-10. This is the catalog’s deadline, not an assessment of your organization’s exposure.
KEV checked 13 Nov 2026, 00:20 Jerusalem · Original catalog ↗Reported products and versions
Facebook / WhatsApp for Android
Default status: Not specified
- affected: 2.19.134
- affected: unspecified to < 2.19.134 (custom)
Facebook / WhatsApp Business for Android
Default status: Not specified
- affected: 2.19.44
- affected: unspecified to < 2.19.134 (custom)
Facebook / WhatsApp for iOS
Default status: Not specified
- affected: 2.19.51
- affected: unspecified to < 2.19.51 (custom)
Facebook / WhatsApp Business for iOS
Default status: Not specified
- affected: 2.19.51
- affected: unspecified to < 2.19.51 (custom)
Facebook / WhatsApp for Windows Phone
Default status: Not specified
- affected: 2.18.348
- affected: unspecified to < 2.18.348 (custom)
Facebook / WhatsApp for Tizen
Default status: Not specified
- affected: 2.18.15
- affected: unspecified to < 2.18.15 (custom)
Fixes and workarounds
No explicit solution text in the downloaded CVE record. Consult the vendor advisory; unaffected version ranges are shown above as reported, not inferred as a patch recommendation.
Sources and related reporting
Observed change timeline
History begins when Egret first downloads each source. It is not the complete upstream CVE history.
12 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-12",
"epss": 0.30076,
"percentile": 0.98238
}10 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-10",
"epss": 0.30076,
"percentile": 0.98227
}09 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-09",
"epss": 0.30076,
"percentile": 0.98225
}08 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-08",
"epss": 0.30076,
"percentile": 0.98224
}07 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-07",
"epss": 0.30076,
"percentile": 0.98223
}06 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-06",
"epss": 0.30076,
"percentile": 0.98221
}06 Nov 2026, 12:20 Jerusalem · CVE Program record changed
Stored CNA snapshot at this observation.
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}05 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-05",
"epss": 0.30076,
"percentile": 0.9822
}04 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-04",
"epss": 0.30076,
"percentile": 0.98218
}03 Nov 2026, 18:20 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-03",
"epss": 0.30076,
"percentile": 0.98215
}03 Nov 2026, 02:22 Jerusalem · EPSS observation updated
Stored EPSS snapshot at this observation.
{
"date": "2026-11-02",
"epss": 0.30076,
"percentile": 0.98212
}03 Nov 2026, 02:22 Jerusalem · CISA KEV status changed
Stored KEV snapshot at this observation.
{
"cveID": "CVE-2019-3568",
"cwes": [
"CWE-122"
],
"dateAdded": "2022-04-19",
"dueDate": "2022-05-10",
"forensicTriage": "No",
"knownRansomwareCampaignUse": "Unknown",
"notes": "https://nvd.nist.gov/vuln/detail/CVE-2019-3568",
"product": "WhatsApp",
"requiredAction": "Apply updates per vendor instructions.",
"shortDescription": "A buffer overflow vulnerability in WhatsApp VOIP stack allowed remote code execution via specially crafted series of RTCP packets sent to a target phone number.",
"vendorProject": "Meta Platforms",
"vulnerabilityName": "WhatsApp VOIP Stack Buffer Overflow Vulnerability"
}