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Mozilla: The proxy.onRequest API did not catch view-source URLs

🗓️ 16 Dec 2020 09:47:19Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 2 Views

Mozilla advisory: proxy.onRequest misses view-source URLs when an extension has all_urls, risking leakage of the user’s network address.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
IBM Security Bulletins		Security Bulletin: Multiple vulnerabilities in Mozilla Firefox affect IBM Cloud Pak for Multicloud Management Monitoring
18 May 202111:41
–ibm
IBM Security Bulletins		Security Bulletin: Multiple vulnerabilities of Mozilla Firefox (less than Firefox 78.9.0 ESR +  CVE-2020-26974) have affected Synthetic Playback Agent 8.1.4.0-8.1.4 IF13 + CP4MCM2.2
12 May 202102:48
–ibm
ALT Linux		Security fix for the ALT Linux 10 package thunderbird version 78.6.0-alt1
15 Dec 202000:00
–altlinux
ALT Linux		Security fix for the ALT Linux 10 package firefox-esr version 78.6.0-alt1
14 Dec 202000:00
–altlinux
Tenable Nessus		Amazon Linux 2 : thunderbird (ALAS-2021-1586)
7 Jan 202100:00
–nessus
Tenable Nessus		CentOS 8 : firefox (CESA-2020:5562)
1 Feb 202100:00
–nessus
Tenable Nessus		CentOS 7 : firefox (RHSA-2020:5561)
9 Oct 202400:00
–nessus
Tenable Nessus		CentOS 7 : thunderbird (RHSA-2020:5618)
22 Dec 202000:00
–nessus
Tenable Nessus		Debian DLA-2496-1 : firefox-esr security update
17 Dec 202000:00
–nessus
Tenable Nessus		Debian DLA-2497-1 : thunderbird security update
18 Dec 202000:00
–nessus
Rows per page
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux8.2aarch64firefox0:78.6.0-1.el8_2firefox-0:78.6.0-1.el8_2.aarch64.rpm
Red Hat Enterprise Linux8.2ppc64lefirefox0:78.6.0-1.el8_2firefox-0:78.6.0-1.el8_2.ppc64le.rpm
Red Hat Enterprise Linux8.2s390xfirefox0:78.6.0-1.el8_2firefox-0:78.6.0-1.el8_2.s390x.rpm
Red Hat Enterprise Linux8.2x86_64firefox0:78.6.0-1.el8_2firefox-0:78.6.0-1.el8_2.x86_64.rpm
Red Hat Enterprise Linux8.2aarch64firefox-debuginfo0:78.6.0-1.el8_2firefox-debuginfo-0:78.6.0-1.el8_2.aarch64.rpm
Red Hat Enterprise Linux8.2ppc64lefirefox-debuginfo0:78.6.0-1.el8_2firefox-debuginfo-0:78.6.0-1.el8_2.ppc64le.rpm
Red Hat Enterprise Linux8.2s390xfirefox-debuginfo0:78.6.0-1.el8_2firefox-debuginfo-0:78.6.0-1.el8_2.s390x.rpm
Red Hat Enterprise Linux8.2x86_64firefox-debuginfo0:78.6.0-1.el8_2firefox-debuginfo-0:78.6.0-1.el8_2.x86_64.rpm
Red Hat Enterprise Linux8.2aarch64firefox-debugsource0:78.6.0-1.el8_2firefox-debugsource-0:78.6.0-1.el8_2.aarch64.rpm
Red Hat Enterprise Linux8.2ppc64lefirefox-debugsource0:78.6.0-1.el8_2firefox-debugsource-0:78.6.0-1.el8_2.ppc64le.rpm
Rows per page

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21 Nov 2025 18:19Current
7.3High risk
Vulners AI Score7.3
CVSS 3.14.3
CVSS 24.3
EPSS0.01172
CWE-200
proxy onRequestview sourceall web addressesnetwork address leak
2