CVE-2020-26967 Vulnerability Details

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CVE-2020-26967 Metadata Quick Info

CVE Published: 09/12/2020 | CVE Updated: 04/08/2024 | CVE Year: 2020
Source: mozilla | Vendor: Mozilla | Product: Firefox
Status : PUBLISHED

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CVE-2020-26967 Description

When listening for page changes with a Mutation Observer, a malicious web page could confuse Firefox Screenshots into interacting with elements other than those that it injected into the page. This would lead to internal errors and unexpected behavior in the Screenshots code. This vulnerability affects Firefox < 83.

Metrics

CVSS Version: 3.1 | Base Score: n/a
Vector: n/a

l➤ Exploitability Metrics:
    Attack Vector (AV)*
    Attack Complexity (AC)*
    Privileges Required (PR)*
    User Interaction (UI)*
    Scope (S)*

l➤ Impact Metrics:
    Confidentiality Impact (C)*
    Integrity Impact (I)*
    Availability Impact (A)*

Weakness Enumeration (CWE)

CWE-ID:
CWE Name: Mutation Observers could break or confuse Firefox Screenshots feature
Source: Mozilla

Common Attack Pattern Enumeration and Classification (CAPEC)

CAPEC-ID:
CAPEC Description:


Source: NVD (National Vulnerability Database).