CVE-2019-3566
Description
A bug in WhatsApp for Android's messaging logic would potentially allow a malicious individual who has taken over over a WhatsApp user's account to recover previously sent messages. This behavior requires independent knowledge of metadata for previous messages, which are not available publicly. This issue affects WhatsApp for Android 2.19.52 and 2.19.54 - 2.19.103, as well as WhatsApp Business for Android starting in v2.19.22 until v2.19.38.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
A bug in WhatsApp for Android allowed an attacker who took over an account to recover past messages, requiring knowledge of metadata.
Vulnerability
The bug in WhatsApp for Android's messaging logic (in versions 2.19.52 and 2.19.54-2.19.103, and WhatsApp Business for Android v2.19.22-v2.19.38) could allow recovery of previously sent messages. [1]
Exploitation
An attacker must first take over the victim's WhatsApp account, then have independent knowledge of metadata for the past messages (not publicly available). [1]
Impact
Successful exploitation enables the attacker to recover previously sent messages, leading to information disclosure. [1]
Mitigation
WhatsApp released fixed versions; users should update to a version beyond the affected ranges. Check app store for updates. [1]
AI Insight generated on May 26, 2026. Synthesized from this CVE's description and the cited reference URLs; citations are validated against the source bundle.
Affected products
42.19.52 / 2.19.54 - 2.19.103+ 2 more
- (no CPE)range: 2.19.52 / 2.19.54 - 2.19.103
- (no CPE)range: 2.19.38
- (no CPE)range: 2.19.104
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
1- www.facebook.com/security/advisories/cve-2019-3566mitrex_refsource_MISC
News mentions
0No linked articles in our index yet.