vulnerability

Ubuntu: (Multiple Advisories) (CVE-2020-26793): Firefox vulnerabilities

Severity
9
CVSS
(AV:N/AC:M/Au:N/C:C/I:C/A:C)
Published
Dec 15, 2020
Added
Dec 16, 2020
Modified
Feb 19, 2025

Description

Multiple security issues were discovered in Firefox. If a user were
tricked into opening a specially crafted website, an attacker could
potentially exploit these to cause a denial of service, obtain sensitive
information, bypass the CSS sanitizer, bypass security restrictions,
spoof the URL bar, or execute arbitrary code. (CVE-2020-16042,
CVE-2020-26971, CVE-2020-26972, CVE-2020-26793, CVE-2020-26974,
CVE-2020-26976, CVE-2020-26978, CVE-2020-26979,
CVE-2020-35113, CVE-2020-35114)It was discovered that the proxy.onRequest API did not catch
view-source URLs. If a user were tricked in to installing an
extension with the proxy permission and opening View Source, an
attacker could potentially exploit this to obtain sensitive
information. (CVE-2020-35111)

Solution

ubuntu-upgrade-firefox
Title
NEW

Explore Exposure Command

Confidently identify and prioritize exposures from endpoint to cloud with full attack surface visibility and threat-aware risk context.