CVE-2019-18893

MEDIUM
6.1
CVSS Score
Published: January 13, 2020 at 04:09 PM UTC
Updated: June 17, 2026 at 02:25 AM UTC
3 products affected across 3 vendorsSecure BrowserSecure BrowserVideo Downloader

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Severity
MEDIUM6.1
Exploit prediction
EPSS 2%

Description

XSS in the Video Downloader component before 1.5 of Avast Secure Browser 77.1.1831.91 and AVG Secure Browser 77.0.1790.77 allows websites to execute their code in the context of this component. While Video Downloader is technically a browser extension, it is granted a very wide set of privileges and can for example access cookies and browsing history, spy on the user while they are surfing the web, and alter their surfing experience in almost arbitrary ways.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 1.5
Affected range stops below 1.5, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (1)

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-79

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