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CVE-2023-4078

22
FAUCET Score

CVE-2023-4078 is a medium-severity vulnerability in Google Chrome versions prior to 115.0.5790.170. It stems from an inappropriate implementation in Extensions, allowing a malicious extension to inject scripts or HTML into privileged pages if a user is convinced to install it. The vulnerability carries a high CVSS score of 8.8, indicating high impact on confidentiality, integrity, and availability, with a network attack vector requiring user interaction. There is no evidence of active exploitation, and public exploit code is unavailable, though it has garnered some community discussion and media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
>= 115.0.5790.170, < 115.0.5790.170CPE match
cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*
< 115.0.5790.170CPE matchmatch criteria
cpe:2.3:a:google:chrome:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

8.8HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.92%
Probability of exploitation in next 30 days
EPSS Percentile
56.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0092 is in the 58th percentile among its peer group of 14,875 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.1 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

microsoftpatch availablevia msrc
Product: Microsoft Edge (Chromium-based)Fixed in: 115.0.1901.200
googlevendor investigatingvia nvd_reference
View patch

Vendor Advisories (1)

microsoft2023-Aug/CVE-2023-4078

Chromium: CVE-2023-4078 Inappropriate implementation in Extensions

Aug 8, 2023

References

chromereleases.googleblog.com / 2023/08/stable-channel-update-for-desktop.html
Release NotesVendor Advisory
crbug.com / 1461895
Permissions Required
lists.fedoraproject.org / archives/list/[email protected]/message/PQKT7EGDD2P3L7S3NXEDDRCPK4NNZNWJ
security.gentoo.org / glsa/202311-11
security.gentoo.org / glsa/202312-07
security.gentoo.org / glsa/202401-34
debian.org / security/2023/dsa-5467