Mozilla: feed: URLs with an innerURI inherit security context of page (MFSA 2012-55)
Published Jul 18, 2012
4.3
MEDIUMCVSS 2.0
EPSS 2.21%
Description
Mozilla Firefox 4.x through 13.0 and Firefox ESR 10.x before 10.0.6 do not properly establish the security context of a feed: URL, which allows remote attackers to bypass unspecified cross-site scripting (XSS) protection mechanisms via a feed:javascript: URL.
Affected products
No data.
Configuration 1
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0
- 4.0.1
- 5.0
- 5.0.1
- 6.0
- 6.0.1
- 6.0.2
- 7.0
- 7.0.1
- 8.0
- 8.0.1
- 9.0
- 9.0.1
- 11.0
- 12.0
- 12.0
- 13.0
No data.
Red Hat Enterprise Linux 5
firefox-0:10.0.6-1.el5_8
Fixed · RHSA-2012:1088
Red Hat Enterprise Linux 5
xulrunner-0:10.0.6-2.el5_8
Fixed · RHSA-2012:1088
Red Hat Enterprise Linux 6
firefox-0:10.0.6-1.el6_3
Fixed · RHSA-2012:1088
Red Hat Enterprise Linux 6
xulrunner-0:10.0.6-1.el6_3
Fixed · RHSA-2012:1088
Red Hat Enterprise Linux 5
thunderbird
Not affected
Red Hat Enterprise Linux 6
thunderbird
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 5 | firefox-0:10.0.6-1.el5_8 | Fixed | RHSA-2012:1088 |
| Red Hat Enterprise Linux 5 | xulrunner-0:10.0.6-2.el5_8 | Fixed | RHSA-2012:1088 |
| Red Hat Enterprise Linux 6 | firefox-0:10.0.6-1.el6_3 | Fixed | RHSA-2012:1088 |
| Red Hat Enterprise Linux 6 | xulrunner-0:10.0.6-1.el6_3 | Fixed | RHSA-2012:1088 |
| Red Hat Enterprise Linux 5 | thunderbird | Not affected | n/a |
| Red Hat Enterprise Linux 6 | thunderbird | Not affected | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:M/Au:N/C:N/I:P/A:N
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (12 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.21% (0.02211) | 81.97th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.22% (0.02219) | 80.30th | v5 (v2026.06.15) |
| Jul 4, 2025 | 1.22% (0.01216) | 78.14th | v4 (v2025.03.14) |
| Mar 30, 2025 | 2.22% (0.02217) | 83.00th | v4 (v2025.03.14) |
| Mar 29, 2025 | 4.90% (0.04902) | 82.26th | v4 (v2025.03.14) |
| Mar 17, 2025 | 2.22% (0.02217) | 83.32th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.31% (0.00309) | 70.81th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.31% (0.00309) | 69.16th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.31% (0.00309) | 65.20th | v3 (v2023.03.01) |
| Mar 6, 2023 | 3.41% (0.03407) | 84.65th | v2 (v2022.01.01) |
| Apr 1, 2022 | 3.41% (0.03407) | 83.10th | v2 (v2022.01.01) |
| Feb 4, 2022 | 3.41% (0.03407) | 66.20th | v2 (v2022.01.01) |
References (20)
- http://lists.opensuse.org/opensuse-security-announce/2012-07/msg00011.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-security-announce/2012-07/msg00012.html vendor-advisoryx_refsource_SUSE
- http://lists.opensuse.org/opensuse-security-announce/2012-07/msg00013.html vendor-advisoryx_refsource_SUSE
- http://osvdb.org/84012 vdb-entryx_refsource_OSVDB
- http://rhn.redhat.com/errata/RHSA-2012-1088.html vendor-advisoryx_refsource_REDHAT
- http://secunia.com/advisories/49965 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/49972 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/49979 third-party-advisoryx_refsource_SECUNIA
- http://secunia.com/advisories/49992 third-party-advisoryx_refsource_SECUNIA
- http://www.mozilla.org/security/announce/2012/mfsa2012-55.html x_refsource_CONFIRMVendor Advisory
- http://www.securityfocus.com/bid/54579 vdb-entryx_refsource_BID
- http://www.securitytracker.com/id?1027256 vdb-entryx_refsource_SECTRACK
- http://www.ubuntu.com/usn/USN-1509-1 vendor-advisoryx_refsource_UBUNTU
- http://www.ubuntu.com/usn/USN-1509-2 vendor-advisoryx_refsource_UBUNTU
- https://access.redhat.com/security/cve/CVE-2012-1965 Vendor Advisory
- https://bugzilla.mozilla.org/show_bug.cgi?id=758990 x_refsource_CONFIRM
- https://bugzilla.redhat.com/show_bug.cgi?id=840225 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2012-1965
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A17001 vdb-entrysignaturex_refsource_OVAL
- https://www.cve.org/CVERecord?id=CVE-2012-1965
Change history (0)
No recorded changes yet.