Microsoft Edge in Microsoft Windows 10 1703 allows an attacker to bypass Arbitrary Code Guard (ACG) due to how Microsoft Edge accesses memory in code compiled by the Edge Just-In-Time (JIT) compiler, aka "Scripting Engine Security Feature Bypass Vulnerability"
Published Aug 8, 2017
5.3
MEDIUMCVSS 3.0
EPSS 5.01%
Description
Microsoft Edge in Microsoft Windows 10 1703 allows an attacker to bypass Arbitrary Code Guard (ACG) due to how Microsoft Edge accesses memory in code compiled by the Edge Just-In-Time (JIT) compiler, aka "Scripting Engine Security Feature Bypass Vulnerability".
Affected products
-
- Version Microsoft Windows 10 1703.StatusaffectedConstraints-
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Microsoft Corporation | Microsoft Scripting Engine | n/a |
|
Running on/with
- 1703
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
2021–2026- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v1
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (17 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 5.01% (0.05014) | 91.98th | v5 (v2026.06.15) |
| Jun 15, 2026 | 5.01% (0.05014) | 91.11th | v5 (v2026.06.15) |
| Apr 30, 2025 | 18.27% (0.18274) | 94.82th | v4 (v2025.03.14) |
| Apr 9, 2025 | 14.31% (0.14311) | 93.83th | v4 (v2025.03.14) |
| Mar 30, 2025 | 13.00% (0.12997) | 93.45th | v4 (v2025.03.14) |
| Mar 29, 2025 | 20.79% (0.20791) | 92.84th | v4 (v2025.03.14) |
| Mar 17, 2025 | 13.00% (0.12997) | 93.52th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.23% (0.00226) | 61.78th | v3 (v2023.03.01) |
| Jun 14, 2024 | 0.23% (0.00226) | 61.05th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.23% (0.00226) | 59.02th | v3 (v2023.03.01) |
| Mar 6, 2023 | 6.42% (0.06416) | 91.03th | v2 (v2022.01.01) |
| Apr 1, 2022 | 6.42% (0.06416) | 90.14th | v2 (v2022.01.01) |
| Feb 4, 2022 | 6.42% (0.06416) | 78.00th | v2 (v2022.01.01) |
| Feb 3, 2022 | 8.76% (0.08756) | 86.41th | v1 |
| Jan 6, 2022 | 8.76% (0.08756) | 86.25th | v1 |
| Sep 1, 2021 | 8.76% (0.08756) | 93.70th | v1 |
| Apr 14, 2021 | 8.76% (0.08756) | 0.00th | v1 |
No CWE recorded.
References (3)
- http://www.securityfocus.com/bid/100045 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- http://www.securitytracker.com/id/1039095 vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8637 x_refsource_CONFIRMPatchVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| http://www.securityfocus.com/bid/100045 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| http://www.securitytracker.com/id/1039095 | vdb-entryx_refsource_SECTRACKThird Party AdvisoryVDB Entry | |
| https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8637 | x_refsource_CONFIRMPatchVendor Advisory |
Change history (0)
No recorded changes yet.