The Web Workers implementation in Microsoft Internet Explorer 10 and 11 and Microsoft Edge allows remote attackers to bypass the Same Origin Policy via unspecified vectors, aka "Microsoft Browser Security Feature Bypass Vulnerability."
Published Dec 20, 2016
5.3
MEDIUMCVSS 3.0
EPSS 13.72%
Description
The Web Workers implementation in Microsoft Internet Explorer 10 and 11 and Microsoft Edge allows remote attackers to bypass the Same Origin Policy via unspecified vectors, aka "Microsoft Browser Security Feature Bypass Vulnerability."
Affected products
No data.
- n/a
- 10
- 11
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:R/S:U/C:N/I:H/A:N
AV:N/AC:H/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 (13 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 13.72% (0.13719) | 96.39th | v5 (v2026.06.15) |
| Jul 1, 2026 | 13.72% (0.13719) | 96.04th | v5 (v2026.06.15) |
| Jun 15, 2026 | 12.51% (0.12507) | 95.70th | v5 (v2026.06.15) |
| Oct 19, 2025 | 22.47% (0.22473) | 95.55th | v4 (v2025.03.14) |
| Oct 9, 2025 | 28.82% (0.28820) | 96.29th | v4 (v2025.03.14) |
| Mar 30, 2025 | 34.49% (0.34492) | 96.65th | v4 (v2025.03.14) |
| Mar 29, 2025 | 40.00% (0.39995) | 95.98th | v4 (v2025.03.14) |
| Mar 17, 2025 | 34.49% (0.34492) | 96.62th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.38% (0.00381) | 73.84th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.38% (0.00381) | 72.25th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.38% (0.00381) | 68.74th | v3 (v2023.03.01) |
| Mar 6, 2023 | 23.34% (0.23344) | 96.70th | v2 (v2022.01.01) |
| Feb 4, 2022 | 23.34% (0.23344) | 94.71th | v2 (v2022.01.01) |
References (4)
- http://www.securityfocus.com/bid/94723 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1037444 vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-144 vendor-advisoryx_refsource_MS
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-145 vendor-advisoryx_refsource_MS
| Link | Providers | Tags |
|---|---|---|
| http://www.securityfocus.com/bid/94723 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| http://www.securitytracker.com/id/1037444 | vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry | |
| https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-144 | vendor-advisoryx_refsource_MS | |
| https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-145 | vendor-advisoryx_refsource_MS |
Change history (0)
No recorded changes yet.