Microsoft Edge in Microsoft Windows 1703 allows an attacker to execute arbitrary code in the context of the current user, due to the way th…

published 2017-09-13 9 y ago modified 2026-06-17 4 mo ago also EUVD-2017-17697

cvss: 7.5; version 3.0, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 50.4%; EPSS 50.4% chance of exploitation in 30 days, percentile 98%
public exploits: 1; Exploit-DB

Microsoft Edge in Microsoft Windows 1703 allows an attacker to execute arbitrary code in the context of the current user, due to the way that Microsoft Edge accesses objects in memory, aka "Microsoft Edge Memory Corruption Vulnerability". This CVE ID is unique from CVE-2017-8731, CVE-2017-8734, and CVE-2017-11766.

Patch / fix

links 1

portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8751 advisory

Timeline

2017-09-13 Published
2017-11-16 First public exploit (EDB-43151)

Exploit prediction

50.37% chance of exploitation in the next 30 days, higher than 98% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

EDB-43151 Microsoft Edge - 'Object.setPrototypeOf' Memory Corruption dos, 2017-11-16

CVSS scores

assigned by	version	score	vector
NVD	3.0	7.5	CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD	2.0	7.6	AV:N/AC:H/Au:N/C:C/I:C/A:C

Affected products

Microsoft Corporation Microsoft Edge

Classification

Weakness

CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

References

portal.msrc.microsoft.com /en-US/security-guidance/advisory/CVE-2017-8751
patch, vendor-advisory
exploit-db.com /exploits/43151/
exploit, third-party-advisory, vdb-entry
securitytracker.com /id/1039326
vdb-entry, third-party-advisory

Sources

CVE List CVE-2017-8751
NVD CVE-2017-8751

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary