CVE-2026-19810

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Cross-Site Scripting (XSS) in Symantec Endpoint Detection and Response Console

Publication date: 2026-10-13

Last updated on: 2026-10-16

Assigner: Symantec Corporation

Description

Symantec Endpoint Detection and Response (SEDR) Console, prior to 4.13, may be susceptible to a Cross-Site Scripting (XSS) vulnerability, which is a type of issue whereby an attacker may attempt to inject malicious script that executes in the context of another user’s session, potentially resulting in unauthorized access to functionality or information normally restricted to that user.

CVSS Scores

EPSS Scores

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Meta Information

Published

2026-10-13

Last Modified

2026-10-16

Generated

2026-10-19

AI Q&A

2026-10-14

EPSS Evaluated

2026-10-18

NVD

CVE-2026-19810

EUVD

EUVD-2026-100477

Affected Vendors & Products

Vendor	Product	Version / Range
Broadcom	Symantec	Endpoint Detection and Response 4.12

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-79	The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

Attack-Flow Graph

Executive Summary

This is a Cross-Site Scripting (XSS) vulnerability in Symantec Endpoint Detection and Response (SEDR) Console versions prior to 4.13. It allows an attacker to inject malicious scripts that execute in another user's session, potentially leading to unauthorized access to restricted functionality or information.

Impact Analysis

An attacker could exploit this to steal session cookies, perform actions on behalf of users, or access sensitive data restricted to authorized users. This could lead to data breaches or unauthorized system access.

Compliance Impact

This vulnerability could lead to unauthorized access to personal or sensitive data, violating GDPR and HIPAA requirements for data protection and access controls. Organizations may face compliance penalties if exploited.

Mitigation Strategies

Upgrade Symantec Endpoint Detection and Response (SEDR) Console to version 4.13 or later to address the XSS vulnerability.

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