CVE Intelligence

Rakuten Viber vulnerabilities

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Published CVEs affecting Rakuten Viber: 1 record(s), with affected versions and fixes.
cpe:2.3:a:rakuten:viber

CVE-2025-13476 Critical · 9.8 CWE-327 Mar 5, 2026
Rakuten Viber uses broken or risky cryptographic Algorithm
Rakuten Viber Cloak mode in Android v25.7.2.0g and Windows v25.6.0.0–v25.8.1.0 uses a static and predictable TLS ClientHello fingerprint lacking extension diversity, allowing Deep Packet Inspection (DPI) systems to trivially identify and block proxy traffic, undermining censorship circumvention. (CWE-327)