Improper input validation in Microsoft Edge

CVE-2017-8754

Microsoft Edge in Microsoft Windows 10 Gold, 1511, 1607, 1703, and Windows Server 2016 allows an attacker to trick a user into loading a page containing malicious content, due to the way that the Edge Content Security Policy (CSP) validates certain specially crafted documents, aka "Microsoft Edge Security Feature Bypass Vulnerability". This CVE ID is unique from CVE-2017-8723.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.035 (87.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.2 (Medium). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2017-8754?
CVE-2017-8754 is a medium-severity vulnerability in Microsoft Edge, classified under Improper Input Validation. CVSS score: 4.2/10. Published 2017-09-13.
How severe is CVE-2017-8754?
Medium severity. CVSS v3 base score is 4.2 out of 10.
Is CVE-2017-8754 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.