CVE-2023-38538medium

CVE-2023-38538: medium-severity vulnerability in Facebook WhatsApp Business for Android

Published · Updated

Follow this CVE+ Monitor WhatsApp+ Monitor WhatsApp Business

E-mail alert when it lands in KEV, gets a public PoC or its score goes up.

13Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 5epss 0.2%
A race condition in an event subsystem led to a heap use-after-free issue in established audio/video calls that could have resulted in app termination or unexpected control flow with very low probability.
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L/E:U/RL:O/RC:C
Affected products
Facebook · WhatsApp Business for AndroidFacebook · WhatsApp Business for iOSFacebook · WhatsApp Desktop for MacFacebook · WhatsApp Desktop for WindowsFacebook · WhatsApp for AndroidFacebook · WhatsApp for iOS
Related CVEs — Facebook WhatsApp Business for Android

In the same product, most dangerous first.

CVE-2019-3568CRITICALCVE-2019-3568EPSS 30.1%KEVCVE-2025-55177MEDIUMCVE-2025-55177EPSS 13.5%KEVCVE-2021-24027—CVE-2021-24027EPSS 3.8%CVE-2020-1909—CVE-2020-1909EPSS 2.3%CVE-2018-6349—CVE-2018-6349EPSS 2.2%CVE-2018-20655—CVE-2018-20655EPSS 2.2%