The Chakra JavaScript scripting engine in Microsoft Edge allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site, aka "Scripting Engine Memory Corruption Vulnerability," a different vulnerability than CVE-2016-7200, CVE-2016-7201, CVE-2016-7202, CVE-2016-7208, CVE-2016-7240, CVE-2016-7242, and CVE-2016-7243
Published Nov 10, 2016
7.5
HIGHCVSS 3.0
EPSS 64.89%
Description
The Chakra JavaScript scripting engine in Microsoft Edge allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site, aka "Scripting Engine Memory Corruption Vulnerability," a different vulnerability than CVE-2016-7200, CVE-2016-7201, CVE-2016-7202, CVE-2016-7208, CVE-2016-7240, CVE-2016-7242, and CVE-2016-7243.
Affected products
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:H/I:H/A:H
AV:N/AC:H/Au:N/C:C/I:C/A:C
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 (27 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 64.89% (0.64892) | 99.23th | v5 (v2026.06.15) |
| Sep 22, 2026 | 64.89% (0.64892) | 99.21th | v5 (v2026.06.15) |
| Sep 21, 2026 | 59.06% (0.59058) | 99.09th | v5 (v2026.06.15) |
| Sep 6, 2026 | 64.89% (0.64892) | 99.19th | v5 (v2026.06.15) |
| Sep 5, 2026 | 59.06% (0.59058) | 99.07th | v5 (v2026.06.15) |
| Aug 30, 2026 | 64.89% (0.64892) | 99.19th | v5 (v2026.06.15) |
| Aug 28, 2026 | 59.06% (0.59058) | 99.07th | v5 (v2026.06.15) |
| Aug 24, 2026 | 64.89% (0.64892) | 99.18th | v5 (v2026.06.15) |
| Aug 23, 2026 | 59.06% (0.59058) | 99.07th | v5 (v2026.06.15) |
| Jun 15, 2026 | 64.89% (0.64892) | 99.14th | v5 (v2026.06.15) |
| May 29, 2026 | 69.43% (0.69429) | 98.67th | v4 (v2025.03.14) |
| May 4, 2026 | 73.71% (0.73711) | 98.83th | v4 (v2025.03.14) |
| Sep 5, 2025 | 77.61% (0.77611) | 98.95th | v4 (v2025.03.14) |
| Mar 17, 2025 | 79.24% (0.79242) | 99.02th | v4 (v2025.03.14) |
| Dec 12, 2024 | 89.93% (0.89930) | 98.91th | v3 (v2023.03.01) |
| Dec 10, 2024 | 89.93% (0.89930) | 98.91th | v3 (v2023.03.01) |
| May 25, 2024 | 91.34% (0.91343) | 98.87th | v3 (v2023.03.01) |
| Apr 22, 2024 | 91.05% (0.91047) | 98.82th | v3 (v2023.03.01) |
| Jan 3, 2024 | 91.41% (0.91412) | 98.66th | v3 (v2023.03.01) |
| Sep 1, 2023 | 90.88% (0.90875) | 98.45th | v3 (v2023.03.01) |
| Jul 24, 2023 | 95.60% (0.95596) | 99.11th | v3 (v2023.03.01) |
| Jun 14, 2023 | 95.57% (0.95573) | 99.07th | v3 (v2023.03.01) |
| May 7, 2023 | 94.76% (0.94756) | 98.81th | v3 (v2023.03.01) |
| Mar 28, 2023 | 93.83% (0.93834) | 98.61th | v3 (v2023.03.01) |
| Mar 7, 2023 | 94.64% (0.94642) | 98.71th | v3 (v2023.03.01) |
| Mar 6, 2023 | 83.19% (0.83193) | 99.59th | v2 (v2022.01.01) |
| Feb 4, 2022 | 83.19% (0.83193) | 99.51th | v2 (v2022.01.01) |
References (10)
- http://www.securityfocus.com/bid/94039 vdb-entryx_refsource_BID
- http://www.securitytracker.com/id/1037245 vdb-entryx_refsource_SECTRACK
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-129 vendor-advisoryx_refsource_MS
- https://github.com/advisories/GHSA-wcvc-rhfj-997g Advisory
- https://github.com/chakra-core/ChakraCore/commit/c2787ef8fdb7401922e9ec6540e4e5895d11c631
- https://github.com/chakra-core/ChakraCore/pull/1982
- https://nvd.nist.gov/vuln/detail/CVE-2016-7203
- https://web.archive.org/web/20210617093311/http://www.securityfocus.com/bid/94039
- https://web.archive.org/web/20211126224744/http://www.securitytracker.com/id/1037245
- https://www.exploit-db.com/exploits/40787/ exploitx_refsource_EXPLOIT-DB
Change history (0)
No recorded changes yet.