SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAwaiting Analysis

CVE-2026-19810

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…

MEDIUM 5.4EPSS 0.17%

Does this matter?

Lower severity and a low EPSS score (0.17%). Track it; it rarely justifies an emergency change on its own.

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 3.1
5.4 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
EPSS
0.17% probability · 7th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-79
Source
secure@symantec.com
EPSS trend
0%3%5%14 October 2026: 0.17%26 October 2026: 0.17%14 October 202626 October 2026

EPSS moved from 0.2% on 14 October 2026 to 0.2% on 26 October 2026.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.