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Mozilla: CORS requests should not follow 30x redirections after preflight (MFSA 2015-37)

🗓️ 01 Apr 2015 07:47:31Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 3 Views

Mozilla Firefox beacon flaw: CORS follows 30x redirects after preflight, enabling cross site forgery.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
IBM Security Bulletins		Security Bulletin: Open Source Mozilla Firefox vulnerability in IBM Storwize V7000 Unified (CVE-2015-0801, CVE-2015-0807, CVE-2015-0813, CVE-2015-0815, CVE-2015-0816,CVE-2015-0817, CVE-2015-0818, CVE-2015-2708, CVE-2015-2709)
18 Jun 201800:09
–ibm
IBM Security Bulletins		Security Bulletin: Open Source Mozilla Firefox vulnerability in IBM SONAS (CVE-2015-0801, CVE-2015-0807, CVE-2015-0813, CVE-2015-0815, CVE-2015-0816,CVE-2015-0817, CVE-2015-0818, CVE-2015-2708, CVE-2015-2709)
18 Jun 201800:09
–ibm
Tenable Nessus		Mozilla Firefox ESR < 31.6 Multiple Vulnerabilities
6 Nov 201900:00
–nessus
Tenable Nessus		Mozilla Firefox < 37.0 Multiple Vulnerabilities
29 Apr 201500:00
–nessus
Tenable Nessus		Mozilla Thunderbird < 31.6 Multiple Vulnerabilities
29 Apr 201500:00
–nessus
Tenable Nessus		CentOS 5 / 6 / 7 : firefox / xulrunner (CESA-2015:0766)
1 Apr 201500:00
–nessus
Tenable Nessus		CentOS 5 / 7 : thunderbird (CESA-2015:0771)
2 Apr 201500:00
–nessus
Tenable Nessus		Debian DSA-3211-1 : iceweasel - security update
2 Apr 201500:00
–nessus
Tenable Nessus		Debian DSA-3212-1 : icedove - security update
3 Apr 201500:00
–nessus
Tenable Nessus		FreeBSD : mozilla -- multiple vulnerabilities (d0c97697-df2c-4b8b-bff2-cec24dc35af8)
1 Apr 201500:00
–nessus
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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux7ppc64lefirefox0:31.6.0-2.ael7b_1firefox-0:31.6.0-2.ael7b_1.ppc64le.rpm
Red Hat Enterprise Linux5i386firefox0:31.6.0-2.el5_11firefox-0:31.6.0-2.el5_11.i386.rpm
Red Hat Enterprise Linux5ia64firefox0:31.6.0-2.el5_11firefox-0:31.6.0-2.el5_11.ia64.rpm
Red Hat Enterprise Linux5ppcfirefox0:31.6.0-2.el5_11firefox-0:31.6.0-2.el5_11.ppc.rpm
Red Hat Enterprise Linux5s390firefox0:31.6.0-2.el5_11firefox-0:31.6.0-2.el5_11.s390.rpm
Red Hat Enterprise Linux5s390xfirefox0:31.6.0-2.el5_11firefox-0:31.6.0-2.el5_11.s390x.rpm
Red Hat Enterprise Linux5x86_64firefox0:31.6.0-2.el5_11firefox-0:31.6.0-2.el5_11.x86_64.rpm
Red Hat Enterprise Linux6i686firefox0:31.6.0-2.el6_6firefox-0:31.6.0-2.el6_6.i686.rpm
Red Hat Enterprise Linux6ppcfirefox0:31.6.0-2.el6_6firefox-0:31.6.0-2.el6_6.ppc.rpm
Red Hat Enterprise Linux6ppc64firefox0:31.6.0-2.el6_6firefox-0:31.6.0-2.el6_6.ppc64.rpm
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13 Jan 2026 22:38Current
7.3High risk
Vulners AI Score7.3
CVSS 26.8
EPSS0.00137
CWE-352
firefoxbeacon interfacecross site forgerypreflight requestsredirects after preflightunix
3