If Media Capture and Streams API permission is requested from documents with "data:" or "blob:" URLs, the permission notifications do not properly display the originating domain
Published Jun 11, 2018
5.3
MEDIUMCVSS 3.0
EPSS 1.21%
Description
If Media Capture and Streams API permission is requested from documents with "data:" or "blob:" URLs, the permission notifications do not properly display the originating domain. The notification states "Unknown protocol" as the requestee, leading to user confusion about which site is asking for this permission. This vulnerability affects Firefox < 59.
Affected products
-
- Version unspecifiedStatusaffectedConstraints<59
- Version
Configuration 2
- 14.04
- 16.04
- 17.10
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:L/PR:N/UI:N/S:U/C:N/I:L/A:N
AV:N/AC:L/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 (12 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.21% (0.01213) | 67.41th | v5 (v2026.06.15) |
| Sep 20, 2026 | 1.21% (0.01213) | 67.17th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.40% (0.00398) | 73.76th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.40% (0.00398) | 72.84th | v3 (v2023.03.01) |
| Dec 12, 2023 | 0.40% (0.00398) | 70.60th | v3 (v2023.03.01) |
| Nov 2, 2023 | 0.54% (0.00544) | 74.82th | v3 (v2023.03.01) |
| Sep 3, 2023 | 0.69% (0.00690) | 77.62th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.78% (0.00782) | 78.65th | 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 | 1.25% (0.01247) | 30.57th | v5 (v2026.06.15) |
| Apr 14, 2021 | 1.25% (0.01247) | 0.00th | v1 |
No CWE recorded.
References (5)
- http://www.securityfocus.com/bid/103386 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1040514 vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry
- https://bugzilla.mozilla.org/show_bug.cgi?id=1366357 x_refsource_CONFIRMPermissions Required
- https://usn.ubuntu.com/3596-1/ vendor-advisoryx_refsource_UBUNTUThird Party Advisory
- https://www.mozilla.org/security/advisories/mfsa2018-06/ x_refsource_CONFIRMVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| http://www.securityfocus.com/bid/103386 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| http://www.securitytracker.com/id/1040514 | vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry | |
| https://bugzilla.mozilla.org/show_bug.cgi?id=1366357 | x_refsource_CONFIRMPermissions Required | |
| https://usn.ubuntu.com/3596-1/ | vendor-advisoryx_refsource_UBUNTUThird Party Advisory | |
| https://www.mozilla.org/security/advisories/mfsa2018-06/ | x_refsource_CONFIRMVendor Advisory |
Change history (0)
No recorded changes yet.