CVE-2026-23866

Katalog CVE

CVSS 4.3 · Medium EPSS 0,46%

Kerentanan Improper Verification of Source of a Communication Channel pada whatsapp. Skor CVSS 3.1 4.3 (Medium) menurut fb.com.

Deskripsi (NVD)

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.

Rincian

Terbit di NVD

1 Mei 2026

Terakhir diubah

17 Juni 2026

Status NVD

Analyzed

CVSS 3.1

4.3 (Medium), sumber fb.com
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-940: Improper Verification of Source of a Communication Channel

EPSS (30 hari)

0,46% peluang dieksploitasi; lebih tinggi dari 38,4% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://www.whatsapp.com/security/advisories/2026 advisory vendor
• https://www.facebook.com/security/advisories/cve-2026-23866 advisory pihak ketiga