A mechanism where when a new tab is loaded through JavaScript events, if fullscreen mode is then entered, the addressbar will not be rendered
Published Jun 11, 2018
5.9
MEDIUMCVSS 3.0
EPSS 1.13%
Description
A mechanism where when a new tab is loaded through JavaScript events, if fullscreen mode is then entered, the addressbar will not be rendered. This would allow a malicious site to displayed a spoofed addressbar, showing the location of an arbitrary website instead of the one loaded. Note: this issue only affects Firefox for Android. Desktop Firefox is unaffected. This vulnerability affects Firefox < 54.
Affected products
-
- Version unspecifiedStatusaffectedConstraints<54
- Version
No data.
No Red Hat product state for this CVE.
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.
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
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
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Table of values (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.13% (0.01132) | 65.24th | v5 (v2026.06.15) |
| Sep 20, 2026 | 1.13% (0.01132) | 65.00th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.25% (0.00247) | 65.19th | v3 (v2023.03.01) |
| May 3, 2024 | 0.25% (0.00247) | 64.57th | v3 (v2023.03.01) |
| Nov 2, 2023 | 0.25% (0.00247) | 62.50th | v3 (v2023.03.01) |
| Sep 3, 2023 | 0.28% (0.00278) | 64.30th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.31% (0.00308) | 65.20th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.02% (0.01018) | 40.69th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.02% (0.01018) | 19.50th | v2 (v2022.01.01) |
| Feb 3, 2022 | 0.46% (0.00457) | 10.89th | v5 (v2026.06.15) |
| Apr 14, 2021 | 0.46% (0.00457) | 0.00th | v1 |
References (4)
- http://www.securityfocus.com/bid/99049 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1038689 vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry
- https://bugzilla.mozilla.org/show_bug.cgi?id=1317242 x_refsource_CONFIRMIssue TrackingVendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2017-15/ x_refsource_CONFIRMVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| http://www.securityfocus.com/bid/99049 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| http://www.securitytracker.com/id/1038689 | vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry | |
| https://bugzilla.mozilla.org/show_bug.cgi?id=1317242 | x_refsource_CONFIRMIssue TrackingVendor Advisory | |
| https://www.mozilla.org/security/advisories/mfsa2017-15/ | x_refsource_CONFIRMVendor Advisory |
Change history (0)
No recorded changes yet.