CVE-2026-4765 PUBLISHED

Stored Cross-Site Scripting (XSS) in Tallos Chat by RD Station Conversas

Assigner: INCIBE
Reserved: 24.03.2026 Published: 13.07.2026 Updated: 13.07.2026

Stored Cross-Site Scripting (XSS) vulnerability in the RD Station Conversas chat. The vulnerability resides in the ‘name’ parameter of the initialization process due to improper sanitization of user input. The vulnerability is not limited to self-exploitation: when a support agent joins the conversation, the malicious script also executes in their browser, increasing the impact. Successful exploitation of this vulnerability could allow an attacker to execute arbitrary JavaScript code within the context of the application.

Metrics

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
CVSS Score: 5.1

Product Status

Vendor RD Station Conversas
Product Tallos Chat
Versions Default: unaffected
  • Version all versions is affected

Credits

  • Leopoldo Angulo Gallego finder

References

Problem Types

  • CWE-79 Improper neutralization of input during web page generation ('cross-site scripting') CWE