CVE-2025-55996

Viber Desktop 25.6.0 is vulnerable to HTML Injection via the text parameter of the message compose/forward interface
Cross-site Scripting
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
6.3 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
mitreCNA
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CISA-ADPADP
6.3 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
Base Score
CVSS 3.x
EPSS Score
Percentile: 11%
VendorProductVersion
rakutenviber
𝑥
≤ 25.6.0
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://github.com/thawkhant/viber-desktop-html-injection