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MEDIUM · 6.3

CVE-2025-55996

Viber Desktop 25.6.0 is vulnerable to HTML Injection via the text parameter of the message compose/forward interface

Vulnerability Description

Viber Desktop 25.6.0 is vulnerable to HTML Injection via the text parameter of the message compose/forward interface

CVSS Score

6.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
LOW
Integrity
LOW
Availability
LOW

Affected Products

VendorProductVersions
RakutenViber<= 25.6.0

Related Weaknesses (CWE)

CWE-79

References

FAQ

What is CVE-2025-55996?

CVE-2025-55996 is a vulnerability with a CVSS score of 6.3 (MEDIUM). Viber Desktop 25.6.0 is vulnerable to HTML Injection via the text parameter of the message compose/forward interface

How severe is CVE-2025-55996?

CVE-2025-55996 has been rated MEDIUM with a CVSS base score of 6.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-55996?

Check the references section above for vendor advisories and patch information. Affected products include: Rakuten Viber.