CVE-2026-23866
Published: May 1, 2026
Modified: May 1, 2026
CVSS v3.1
4.3
Description
Incomplete validation of AI rich response messages for Instagram Reels in WhatsApp for iOS v2.25.8.0 to v2.26.15.72 and WhatsApp for Android v2.25.8.0 to v2.26.7.10 could have allowed a user to trigger processing of media content from an arbitrary URL on another user’s device, including triggering OS-controlled custom URL scheme handlers. We have not seen evidence of exploitation in the wild.
| Vendor | Product | Versions |
|---|---|---|
WhatsApp for Android | affected 2.25.8.0 - < 2.26.7.10 | |
WhatsApp for iOS | affected 2.25.8.0 - < 2.26.15.72 |
CVSS v3.1 Details
CVSS v3.1 Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:F/RL:O/RC:C
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
References
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