CVE-2023-38538

5.0 mediumEPSS 0.2%

Medium (5.0) in whatsapp whatsapp. EPSS 0.2% chance of exploitation in the next 30 days.

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.

Severity

CVSS 3.1

5.0 medium

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L

EPSS: 0.2% chance of exploitation in the next 30 days; higher than 14% of CVEs (scores of 2026-10-31)
CWE: CWE-362
Published: 2023-10-04
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

whatsapp:whatsapp

References

https://www.whatsapp.com/security/advisories/2023/
https://www.whatsapp.com/security/advisories/2023/

Check your stack JSON