CVE Database
/

CVE-2020-35111

Back to search

CVE-2020-35111

Published: Jan 7, 2021

Modified: Aug 4, 2024

PUBLISHED

Description

When an extension with the proxy permission registered to receive <all_urls>, the proxy.onRequest callback was not triggered for view-source URLs. While web content cannot navigate to such URLs, a user opening View Source could have inadvertently leaked their IP address. This vulnerability affects Firefox < 84, Thunderbird < 78.6, and Firefox ESR < 78.6.

VendorProductVersions

Mozilla

Firefox

affected
unspecified - < 84

Mozilla

Thunderbird

affected
unspecified - < 78.6

Mozilla

Firefox ESR

affected
unspecified - < 78.6

Security Training

Train your team to recognize and prevent security threats with our comprehensive security awareness program.

Start Training

Vulnerability Scanning

Discover vulnerabilities in your applications and infrastructure before attackers do.

Scan Now