CVE-2026-4765

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

Published Jul 13, 2026 CVSS 4.0 · 0 Low EPSS < 1% KEV · Not listed
Description
Self Cross-Site Scripting (Self-XSS) vulnerability in the RD Station Conversas chat feature. The vulnerability lies in the ‘name’ parameter of the initialisation process due to incorrect sanitisation of user-supplied input. Exploitation allows specially crafted JavaScript code to be injected, which is executed within the context of the user’s own session who provides the payload. The demonstrated impact is limited to the user who enters and executes the payload.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Description 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. Self Cross-Site Scripting (Self-XSS) vulnerability in the RD Station Conversas chat feature. The vulnerability lies in the ‘name’ parameter of the initialisation process due to incorrect sanitisation of user-supplied input. Exploitation allows specially crafted JavaScript code to be injected, which is executed within the context of the user’s own session who provides the payload. The demonstrated impact is limited to the user who enters and executes the payload.
Title Stored Cross-Site Scripting (XSS) in Tallos Chat by RD Station Conversas Self Cross-Site Scripting (Self-XSS) in Tallos Chat by RD Station Conversas
Metrics cvssV4_0

{'score': 5.1, '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'}

cvssV4_0

{'score': 0, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:N/SI:N/SA:N'}

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description 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.
Title Stored Cross-Site Scripting (XSS) in Tallos Chat by RD Station Conversas
First Time appeared Rd Station Conversas
Rd Station Conversas tallos Chat
Weaknesses CWE-79
CPEs cpe:2.3:a:rd_station_conversas:tallos_chat:all_versions:*:android:*:*:*:*:*
cpe:2.3:a:rd_station_conversas:tallos_chat:all_versions:*:ios:*:*:*:*:*
cpe:2.3:a:rd_station_conversas:tallos_chat:all_versions:*:linux:*:*:*:*:*
cpe:2.3:a:rd_station_conversas:tallos_chat:all_versions:*:macos:*:*:*:*:*
cpe:2.3:a:rd_station_conversas:tallos_chat:all_versions:*:windows:*:*:*:*:*
Vendors & Products Rd Station Conversas
Rd Station Conversas tallos Chat
References
Metrics cvssV4_0

{'score': 5.1, '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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
INCIBE
Published
Updated
Sep 9, 2026, 11:55 AM
Reserved
Mar 24, 2026, 11:45 AM
Status
Deferred
Published
Jul 13, 2026, 11:16 AM
Modified
Oct 24, 2026, 10:10 PM