| Package | Affected versions | Patched versions |
|---|---|---|
< 2.21.4.18 | 2.21.4.18 | |
| whatsapp business | < 2.21.4.18 | 2.21.4.18 |
A cache configuration issue prior to WhatsApp for Android v2.21.4.18 and WhatsApp Business for Android v2.21.4.18 may have allowed a third party with access to the device’s external storage to read cached TLS material.
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